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backup.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel='stylesheet' href='https://cdn.jsdelivr.net/npm/sweetalert2@7.12.15/dist/sweetalert2.min.css'>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</link>
<title>Triangle Calculator</title>
<style>
* {
font-family: sans-serif;
font-weight: bold;
font-weight: 600;
font-size: large;
}
/* body {
background-image: url('image.jpg');
background-repeat: no-repeat;
background-attachment: fixed;
background-size: cover;
} */
h1 {
position: relative;
/* width: 25px;
height: 15px; */
background: #C4C4C4;
}
body {
background-color: rgb(250, 250, 243);
/* color: #21771e; */
}
button {
background-color: #3de743;
border: none;
color: white;
padding: 150px;
text-align: center;
text-decoration: solid;
display: inline-block;
font-size: 16px;
margin-top: 2%;
}
canvas {
/* color : black */
border: 1px solid rgb(12, 12, 212);
color: rgb(207, 24, 24);
/* transform: scaleY(-1); */
}
.side1,
.angle1 {
float: left;
margin: auto;
width: 30%;
border: 3px solid rgb(5, 119, 153);
padding: 70px;
box-shadow: 5px 10px #7e70ad;
}
button {
margin: auto;
width: 50%;
border: 3px solid rgb(8, 194, 8);
padding: 10px;
}
.angle1 {
background-color: aqua;
}
.side1 {
background-color: aquamarine;
/* text-align: center; */
}
#inner {
border: 1px solid black;
border-width: 0.02in;
}
#inner1 {
border: 1px solid black;
border-width: 0.02in;
}
#outer {
width: 100%;
display: flex;
justify-content: center;
}
.data {
width: 100%;
display: flex;
justify-content: center;
}
</style>
</head>
<body>
<h1>Triangle Calculator</h1>
<h2>Enter any three data from the six input box and press calculate and it will calculate the other three data of
triangle
</h2>
<svg height="300" width="300">
<line x1="50" y1="210" x2="70" y2="90" style="stroke:rgb(255, 0, 0);stroke-width:2.5;opacity:0.5" id="sideb" />
<line x1="70" y1="90" x2="250" y2="210" style="stroke:rgb(255, 0, 0);stroke-width:2.5;opacity:0.5" id="sidec" />
<line x1="250" y1="210" x2="50" y2="210" style="stroke:rgb(255,0,0);stroke-width:2.5;opacity:0.5" id="sidea" />
<path d="M 75 210 q 3 -24 -20 -24" style="stroke:rgb(37, 125, 207); stroke-width:3;opacity:0.5" fill="none"
id="anglec" />
<path d="M 205 210 q -7 -15 8 -24" style="stroke : rgb(37, 125, 207); stroke-width:3;opacity:0.5" fill="none"
id="angleb" />
<path d="M 66 117 q 20 9 26 -13" style="stroke : rgb(37, 125, 207); stroke-width:3;opacity:0.5" fill="none"
id="anglea" />
<text x="50" y="213" dx="-20" style="opacity:0.5" id="C">C</text>
<text x="65" y="90" dy="-5" style="opacity:0.5" id="A">A</text>
<text x="250" y="210" dx="10" style="opacity:0.5" id="B">B</text>
<text x="64" y="151" dx="-20" style="opacity:0.5" id="b">b</text>
<text x="157" y="150" dy="-5" style="opacity:0.5" id="c">c</text>
<text x="142" y="227" dx="0" style="opacity:0.5" id="a">a</text>
</svg>
<div class="data">
<div class="side1">
<div>Enter the length of sides</div>
<div class="length">Side a: </div><input type="number" id="s1" class="side" onkeyup="picture()">
<div class="length">Side b: </div><input type="number" id="s2" class="side" onkeyup="picture()">
<div class="length">Side c: </div><input type="number" id="s3" class="side" onkeyup="picture()">
</div>
<div class="angle1">
<div class="text">Enter the degree of angle</div>
<div class="degree">Angle ∠ A: </div><input type="number" id="a1" class="angle"
onkeyup="picture()"><br>
<div class="degree">Angle ∠ B: </div><input type="number" id="a2" class="angle"
onkeyup="picture()"><br>
<div class="degree">Angle ∠ C: </div><input type="number" id="a3" class="angle"
onkeyup="picture()"><br>
</div>
</div>
<div class="alert alert-warning alert-dismissible" id="alert">
<a href="#" class="close" data-dismiss="alert" aria-label="close">×</a>
<strong>Warning!</strong>
<h4 style="font-weight: 600;">Values are already calculated for the given data,If you want to calculate another
set of data then first press CLEAR INPUTS and then input the new set of data</h4>
</div>
<div id="outer" style="margin-top: 5%;">
<button id="inner" onclick="calculate()" onmouseover="disable(this)">CALCULATE</button>
<button id="inner1" onclick="reset()">CLEAR INPUTS</button>
</div>
<div id="res">
</div>
<canvas width="400" height="400" id="canvas">
</canvas>
<canvas width="400" height="400" id="canvas1">
</canvas>
<script src="https://cdn.jsdelivr.net/npm/sweetalert2@7.12.15/dist/sweetalert2.all.min.js"></script>
<script>
var count = 0;
document.getElementById("alert").style.display = "none";
function picture() {
if (document.getElementById("s1").value != '') {
// side.push(document.getElementById("s1").value);
document.getElementById("sidea").style.stroke = "black";
document.getElementById("sidea").style.opacity = "1";
document.getElementById("a").style.opacity = "1";
}
if (document.getElementById("s1").value == '') {
document.getElementById("sidea").style.stroke = "rgb(255,0,0)";
document.getElementById("sidea").style.opacity = "0.5";
document.getElementById("a").style.opacity = "0.5";
}
if (document.getElementById("s2").value != '') {
document.getElementById("sideb").style.stroke = "black";
document.getElementById("sideb").style.opacity = "1";
document.getElementById("b").style.opacity = "1";
}
if (document.getElementById("s2").value == '') {
document.getElementById("sideb").style.stroke = "rgb(255,0,0)";
document.getElementById("sideb").style.opacity = "0.5";
document.getElementById("b").style.opacity = "0.5";
}
if (document.getElementById("s3").value != '') {
document.getElementById("sidec").style.stroke = "black";
document.getElementById("sidec").style.opacity = "1";
document.getElementById("c").style.opacity = "1";
}
if (document.getElementById("s3").value == '') {
document.getElementById("sidec").style.stroke = "rgb(255,0,0)";
document.getElementById("sidec").style.opacity = "0.5";
document.getElementById("c").style.opacity = "0.5";
}
if (document.getElementById("a1").value != '') {
// side.push(document.getElementById("s1").value);
document.getElementById("anglea").style.stroke = "rgba(24, 7, 1, 0.767)";
document.getElementById("A").style.opacity = "1";
document.getElementById("anglea").style.opacity = "0.82";
}
if (document.getElementById("a1").value == '') {
document.getElementById("anglea").style.stroke = "rgb(37, 125, 207)";
document.getElementById("A").style.opacity = "0.5";
document.getElementById("anglea").style.opacity = "0.5";
}
if (document.getElementById("a2").value != '') {
document.getElementById("angleb").style.stroke = "rgba(24, 7, 1, 0.767)";
document.getElementById("B").style.opacity = "1";
document.getElementById("angleb").style.opacity = "0.82";
}
if (document.getElementById("a2").value == '') {
document.getElementById("angleb").style.stroke = "rgb(37, 125, 207)";
document.getElementById("B").style.opacity = "0.5";
document.getElementById("angleb").style.opacity = "0.5";
}
if (document.getElementById("a3").value != '') {
document.getElementById("anglec").style.stroke = "rgba(24, 7, 1, 0.767)";
document.getElementById("C").style.opacity = "1";
document.getElementById("anglec").style.opacity = "0.82";
}
if (document.getElementById("a3").value == '') {
document.getElementById("anglec").style.stroke = "rgb(37, 125, 207)";
document.getElementById("C").style.opacity = "0.5";
document.getElementById("anglec").style.opacity = "0.5";
}
}
function calculate() {
// var canvas = document.getElementsByTagName("canvas");
var canvas = document.getElementById("canvas");
var y = canvas.getContext('2d');
var canvas1 = document.getElementById("canvas1");
var y1 = canvas1.getContext('2d');
var side = [];
var angle = [];
var count1 = 0;
var count2 = 0;
if (document.getElementById("s1").value != '') {
side.push(document.getElementById("s1").value);
}
if (document.getElementById("s2").value != '') {
side.push(document.getElementById("s2").value);
}
if (document.getElementById("s3").value != '') {
side.push(document.getElementById("s3").value);
}
if (document.getElementById("a1").value != '') {
angle.push(document.getElementById("a1").value);
}
if (document.getElementById("a2").value != '') {
angle.push(document.getElementById("a2").value);
}
if (document.getElementById("a3").value != '') {
angle.push(document.getElementById("a3").value);
}
var a1 = document.getElementById("s1").value;
var b = document.getElementById("s2").value;
var c = document.getElementById("s3").value;
var A = document.getElementById("a1").value;
var B = document.getElementById("a2").value;
var C = document.getElementById("a3").value;
var s = [];
var a = [];
s[0] = a1;
s[1] = b;
s[2] = c;
a[0] = A;
a[1] = B;
a[2] = C;
if ((side.length + angle.length) != 3) {
swal("Please make absolutely three inputs");
}
else {
count++;
}
if (side.length == 3 && angle.length == 0) {
if (parseFloat(side[0]) + parseFloat(side[1]) > parseFloat(side[2]) && parseFloat(side[1]) + parseFloat(side[2]) > parseFloat(side[0]) && parseFloat(side[0]) + parseFloat(side[2]) > parseFloat(side[1]) && parseFloat(side[0]) > 0 && parseFloat(side[1]) > 0 && parseFloat(side[2]) > 0) {
document.getElementById("a1").value = ((Math.acos((-side[0] * side[0] + side[1] * side[1] + side[2] * side[2]) / (2 * side[2] * side[1]))) * 180 / Math.PI).toFixed(2);
document.getElementById("a2").value = ((Math.acos((side[0] * side[0] - side[1] * side[1] + side[2] * side[2]) / (2 * side[0] * side[2]))) * 180 / Math.PI).toFixed(2);
document.getElementById("a3").value = ((Math.acos((side[0] * side[0] + side[1] * side[1] - side[2] * side[2]) / (2 * side[0] * side[1]))) * 180 / Math.PI).toFixed(2);
}
else {
swal("Please put proper values")
}
}
if (side.length == 2 && angle.length == 1) {
var g;
var n;
var w = 0;
if (angle[0] >= 180 || side[0] <= 0 || side[1] <= 0 || angle[0] <= 0) {
swal("put proper values");
}
else {
for (k = 0; k < s.length; k++) {
if (s[k] == '') {
g = k;
}
}
for (i = 0; i < a.length; i++) {
if (a[i] != '') {
if (i == g) {
var h = Math.cos(a[i] / 180 * Math.PI);
// alert("h=" + h);
var l = 2;
var m = 0;
for (k = 0; k < s.length; k++) {
if (s[k] != '') {
l = parseFloat(l) * parseFloat(s[k]);
m = parseFloat(m) + parseFloat(s[k] * s[k]);
w = parseFloat(w) + parseFloat(s[k]);
}
}
var u = Math.sqrt(m - l * h);
// alert(u);
document.getElementById("s" + (g + 1)).value = u.toFixed(2);
}
}
}
for (i = 0; i < a.length; i++) {
if (a[i] != '') {
if (i == g) {
// alert("g=" + g);
// alert("w=" + w);
var x;
if (g == 0) {
x = (s[1]) - (s[2]);
}
else {
x = (w) - (2 * (s[0]));
}
var v;
v = (Math.atan(x / (w * Math.tan(a[g] / 180 * Math.PI / 2)))) * 180 / Math.PI;
if (g == 0) {
document.getElementById("a2").value = (90 + parseFloat(v) - angle[0] / 2).toFixed(2);
document.getElementById("a3").value = (90 - parseFloat(v) - angle[0] / 2).toFixed(2);
}
else {
document.getElementById("a1").value = (90 - parseFloat(v) - angle[0] / 2).toFixed(2);
for (i = 1; i < a.length; i++) {
if (a[i] == "") {
document.getElementById("a" + (i + 1)).value = (180 - parseFloat(document.getElementById("a1").value) - parseFloat(angle[0])).toFixed(2);
}
}
}
}
}
}
var o;
var r;
for (i = 0; i < a.length; i++) {
if (a[i] != '') {
// alert("i=" + i);
r = i;
}
}
if (r != g) {
o = s[r] / (Math.sin(a[r] / 180 * Math.PI));
// alert("o=" + o);
// alert("r=" + r);
var q = a[r];
// alert("q=" + q)
var flag;
for (k = 0; k < s.length; k++) {
if (s[k] != '' && k != r) {
// * 180 / Math.PI
var z3 = k;
if (a[r] < 90 && s[r] < s[k] * Math.sin(a[r] / 180 * Math.PI)) {
flag = 3;
swal("No such triangle possible");
}
else if (a[r] > 90 && s[r] <= s[k]) {
flag = 4;
swal("No such triangle possible");
}
else if (a[r] == 90 && s[r] > s[k]) {
flag = 5;
swal("No such triangle possible");
}
else if (a[r] < 90 && s[r] > s[k] * Math.sin(a[r] / 180 * Math.PI) && s[k] > s[r]) {
swal("For these set of data two set of triangles possible");
flag = 2;
// alert("k=" + k);
var p1 = (Math.asin(s[k] / o)) * 180 / Math.PI;
var p2 = 180 - p1;
// document.getElementById("a" + (parseInt(k) + 1)).value = ;
// alert("a"+(parseInt(k)+1));
// alert(s[k] / o);
var t1 = 180 - p1 - q;
var t2 = 180 - p2 - q;
// alert("t=" + t);
// alert(flag);
var a3 = [];
var s3 = [];
s3 = [[,], [,], [,]];
a3 = [[,], [,], [,]];
// console.log(s3);
s3[k][0] = s[k];
s3[k][1] = s[k];
s3[r][0] = s[r];
s3[r][1] = s[r];
a3[k][0] = p1.toFixed(2);
a3[k][1] = p2.toFixed(2);
a3[r][0] = a[r];
a3[r][1] = a[r];
}
else {
// alert("k=" + k);
document.getElementById("a" + (parseInt(k) + 1)).value = ((Math.asin(s[k] / o)) * 180 / Math.PI).toFixed(2);
// alert("a"+(parseInt(k)+1));
// alert(s[k] / o);
var p = document.getElementById("a" + (parseInt(k) + 1)).value;
// alert("p=" + p)
var t = 180 - p - q;
// alert("t=" + t);
if (t <= 0) {
p = 180 - p;
t = 180 - p - q;
}
flag = 1;
// alert(flag);
}
}
}
if (flag == 1) {
// alert(flag);
for (k = 0; k < s.length; k++) {
if (s[k] == '') {
document.getElementById("s" + (k + 1)).value = (o * (Math.sin(t / 180 * Math.PI))).toFixed(2);
document.getElementById("a" + (k + 1)).value = t;
}
}
}
else if (flag == 2) {
// alert(flag);
var z1 = o * (Math.sin(t1 / 180 * Math.PI));
var z2 = o * (Math.sin(t2 / 180 * Math.PI));
// alert("z1=" + z1);
// alert("z2=" + z2);
var z;
for (i = 0; i < s.length; i++) {
if (s[i] == "") {
z = i;
}
}
s3[z][0] = z1.toFixed(2);
s3[z][1] = z2.toFixed(2);
a3[z][0] = t1.toFixed(2);
a3[z][1] = t2.toFixed(2);
}
}
}
}
var sum = 0;
if (side.length == 1 && angle.length == 2) {
if ((parseFloat(angle[0]) + parseFloat(angle[1])) >= 180 && side[0] >= 0) {
swal("put proper values");
}
else {
for (i = 0; i < a.length; i++) {
if (a[i] != '') {
sum = parseFloat(sum) + parseFloat(a[i]);
}
}
for (i = 0; i < a.length; i++) {
if (a[i] == '') {
var e = parseInt(i) + 1;
}
}
document.getElementById("a" + e).value = (180 - parseFloat(sum)).toFixed(2);
var d;
var f;
for (k = 0; k < s.length; k++) {
if (s[k] != '') {
f = parseInt(k) + 1;
d = parseFloat(s[parseInt(f) - 1]) / Math.sin((document.getElementById("a" + f).value) / 180 * Math.PI);
// alert(d);
}
}
for (j = 1; j <= s.length; j++) {
if (s[j - 1] == '') {
document.getElementById("s" + j).value = (d * (Math.sin((document.getElementById("a" + j).value) / 180 * Math.PI))).toFixed(2);
// alert((Math.sin((document.getElementById("a" + j).value) / 180 * Math.PI)))
}
}
}
}
var temp = " ";
// var max;
// var halfperimeter;
// var area;
var a2 = [];
var s2 = [];
s2[0] = document.getElementById('s1').value;
s2[1] = document.getElementById('s2').value;
s2[2] = document.getElementById('s3').value;
a2[0] = document.getElementById('a1').value;
a2[1] = document.getElementById('a2').value;
a2[2] = document.getElementById('a3').value;
var perimeter = (parseFloat(s2[0]) + parseFloat(s2[1]) + parseFloat(s2[2]));
if (perimeter < 0.1) {
var halfperimeter = perimeter / 2;
var area = (Math.sqrt(halfperimeter * (halfperimeter - s2[0]) * (halfperimeter - s2[1]) * (halfperimeter - s2[2])));
var median = [];
var height = [];
median[0] = (Math.sqrt(2 * (s2[1] * s2[1] + s2[2] * s2[2]) - s2[0] * s2[0]) / 2);
median[1] = (Math.sqrt(2 * (s2[0] * s2[0] + s2[2] * s2[2]) - s2[1] * s2[1]) / 2);
median[2] = (Math.sqrt(2 * (s2[1] * s2[1] + s2[0] * s2[0]) - s2[2] * s2[2]) / 2);
height[0] = (area * 2 / s2[0]);
height[1] = (area * 2 / s2[1]);
height[2] = (area * 2 / s2[2]);
var inradious = (area / halfperimeter);
var circumradious = (s2[0] / (2 * Math.sin(a2[0] / 180 * Math.PI)));
}
else {
perimeter = perimeter.toFixed(2)
var halfperimeter = perimeter / 2;
var area = (Math.sqrt(halfperimeter * (halfperimeter - s2[0]) * (halfperimeter - s2[1]) * (halfperimeter - s2[2]))).toFixed(2);
var median = [];
var height = [];
median[0] = (Math.sqrt(2 * (s2[1] * s2[1] + s2[2] * s2[2]) - s2[0] * s2[0]) / 2).toFixed(2);
median[1] = (Math.sqrt(2 * (s2[0] * s2[0] + s2[2] * s2[2]) - s2[1] * s2[1]) / 2).toFixed(2);
median[2] = (Math.sqrt(2 * (s2[1] * s2[1] + s2[0] * s2[0]) - s2[2] * s2[2]) / 2).toFixed(2);
height[0] = (area * 2 / s2[0]).toFixed(2);
height[1] = (area * 2 / s2[1]).toFixed(2);
height[2] = (area * 2 / s2[2]).toFixed(2);
var inradious = (area / halfperimeter).toFixed(2);
var circumradious = (s2[0] / (2 * Math.sin(a2[0] / 180 * Math.PI))).toFixed(2);
}
if (side.length == 3 && angle.length == 0) {
if (parseFloat(side[0]) + parseFloat(side[1]) > parseFloat(side[2]) && parseFloat(side[1]) + parseFloat(side[2]) > parseFloat(side[0]) && parseFloat(side[0]) + parseFloat(side[2]) > parseFloat(side[1]) && parseFloat(side[0]) > 0 && parseFloat(side[1]) > 0 && parseFloat(side[2]) > 0) {
temp = "<table>";
temp = temp + "<tr><th>Variable</th><th>Value</th></tr>";
temp = temp + "<tr>";
temp += "<td>Side a</td>";
temp += "<td>" + s2[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Side b</td>";
temp += "<td>" + s2[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>side c</td>"
temp += "<td>" + s2[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle A</td>"
temp += "<td>" + a2[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle B</td>"
temp += "<td>" + a2[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle C</td>";
temp += "<td>" + a2[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median a</td>"
temp += "<td>" + median[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median b</td>"
temp += "<td>" + median[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median c</td>"
temp += "<td>" + median[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height a</td>"
temp += "<td>" + height[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height b</td>"
temp += "<td>" + height[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height c</td>"
temp += "<td>" + height[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Area </td>"
temp += "<td>" + area + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Perimeter</td>"
temp += "<td>" + perimeter + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Circumradious</td>"
temp += "<td>" + circumradious + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Inradious</td>"
temp += "<td>" + inradious + "</td>"
temp = temp + "</tr>";
temp += "</table>";
max = parseFloat(s2[0]);
// alert("max=" + max)
for (i = 0; i < 3; i++) {
// alert(max + " " + s2[i]);
if (max < parseFloat(s2[i])) {
max = parseFloat(s2[i]);
}
}
// alert("max=" + max);
if (max == s2[0]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 50, - parseFloat(s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("b ", parseFloat((s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", parseFloat((s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("a ", 144, 225);
y.fillText("C ", 31, 218);
y.fillText("A ", parseFloat(s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 45, -parseFloat(s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 205);
y.fillText("B ", 257, 218);
}
else if (max == s2[1]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 50, -parseFloat(s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("a ", parseFloat((s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", parseFloat((s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("b ", 144, 225);
y.fillText("C ", 31, 218);
y.fillText("B ", parseFloat(s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 45, -parseFloat(s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 205);
y.fillText("A ", 257, 218);
}
else if (max == s2[2]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) + 50, -parseFloat(s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("a ", parseFloat((s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) / 2) + 211);
y.fillText("b ", parseFloat((s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", 144, 225);
y.fillText("B ", 31, 218);
y.fillText("C ", parseFloat(s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) + 45, -parseFloat(s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) + 205);
y.fillText("A ", 257, 218);
}
}
else if (parseFloat(side[0]) < 0 || parseFloat(side[1]) < 0 || parseFloat(side[2]) < 0) {
temp = "<p>" + "length of all side should be positive" + "</p>";
}
else if (parseFloat(side[0]) + parseFloat(side[1]) <= parseFloat(side[2]) || parseFloat(side[1]) + parseFloat(side[2]) <= parseFloat(side[0]) || parseFloat(side[0]) + parseFloat(side[2]) <= parseFloat(side[1]) || parseFloat(side[0]) <= 0 || parseFloat(side[1]) <= 0 || parseFloat(side[2]) <= 0) {
temp = "<p>" + "sum of side of any two sides in a triangle will be greater than other side and length of all side should be positive" + "</p>";
}
else if (parseFloat(side[0]) + parseFloat(side[1]) <= parseFloat(side[2]) || parseFloat(side[1]) + parseFloat(side[2]) <= parseFloat(side[0]) || parseFloat(side[0]) + parseFloat(side[2]) <= parseFloat(side[1])) {
temp = "<p>" + "sum of side of any two sides in a triangle will be greater than other side " + "</p>";
}
}
if (side.length == 1 && angle.length == 2) {
if (parseFloat(angle[0]) + parseFloat(angle[1]) >= 180) {
temp = "<p>" + "Sum of two given angles cannot be greater than be 180 degree as sum of three angle equals to 180 degree" + "</p>";
}
else if (angle[0] <= 0 || angle[1] <= 0) {
temp = "<p>" + "all the angle of a triangle must be greater than zero " + "</p>";
}
else if (side[0] <= 0) {
temp = "<p>" + "all the side of a triangle must be greater than zero " + "</p>";
}
else if (side[0] <= 0 && angle[0] <= 0 || angle[1] <= 0) {
temp = "<p>" + "all the angle and sides of a triangle must be greater than zero " + "</p>";
}
else if (parseFloat(angle[0]) + parseFloat(angle[1]) >= 180 && side[0] <= 0 && angle[0] <= 0 || angle[1] <= 0) {
temp = "<p>" + "all the angle and sides of a triangle must be greater than zero and Sum of two given angles cannot be greater than be 180 degree as sum of three angle equals to 180 degree" + "</p>";
}
else if (parseFloat(angle[0]) + parseFloat(angle[1]) >= 180 && angle[0] <= 0 || angle[1] <= 0) {
temp = "<p>" + "all the angle of a triangle must be greater than zero and Sum of two given angles cannot be greater than be 180 degree as sum of three angle equals to 180 degree" + "</p>";
}
else if (parseFloat(angle[0]) + parseFloat(angle[1]) >= 180 && side[0] <= 0) {
temp = "<p>" + "all the and sides of a triangle must be greater than zero and Sum of two given angles cannot be greater than be 180 degree as sum of three angle equals to 180 degree" + "</p>";
}
else {
temp = "<table>";
temp = temp + "<tr><th>Variable</th><th>Value</th></tr>";
temp = temp + "<tr>";
temp += "<td>Side a</td>";
temp += "<td>" + s2[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Side b</td>";
temp += "<td>" + s2[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>side c</td>"
temp += "<td>" + s2[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle A</td>"
temp += "<td>" + a2[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle B</td>"
temp += "<td>" + a2[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle C</td>";
temp += "<td>" + a2[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median a</td>"
temp += "<td>" + median[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median b</td>"
temp += "<td>" + median[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median c</td>"
temp += "<td>" + median[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height A</td>"
temp += "<td>" + height[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height B</td>"
temp += "<td>" + height[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height C</td>"
temp += "<td>" + height[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Area </td>"
temp += "<td>" + area + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Perimeter</td>"
temp += "<td>" + perimeter + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Circumradious</td>"
temp += "<td>" + circumradious + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Inradious</td>"
temp += "<td>" + inradious + "</td>"
temp = temp + "</tr>";
temp += "</table>";
max = parseFloat(s2[0]);
// alert("max=" + max);
for (i = 0; i < 3; i++) {
// alert(max + " " + s2[i]);
if (max < parseFloat(s2[i])) {
max = parseFloat(s2[i]);
}
}
// alert("max=" + max)
if (max == s2[0]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 50, - parseFloat(s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("b ", parseFloat((s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", parseFloat((s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("a ", 144, 225);
y.fillText("C ", 31, 218);
y.fillText("A ", parseFloat(s2[1] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 45, -parseFloat(s2[1] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 205);
y.fillText("B ", 257, 218);
}
else if (max == s2[1]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 50, -parseFloat(s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("a ", parseFloat((s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", parseFloat((s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) / 2) + 211);
y.fillText("b ", 144, 225);
y.fillText("C ", 31, 218);
y.fillText("B ", parseFloat(s2[0] * 200 / max * Math.cos(a2[2] / 180 * Math.PI)) + 45, -parseFloat(s2[0] * 200 / max * Math.sin(a2[2] / 180 * Math.PI)) + 205);
y.fillText("A ", 257, 218);
}
else if (max == s2[2]) {
y.beginPath();
y.moveTo(50, 210);
y.lineTo(parseFloat(s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) + 50, -parseFloat(s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) + 210);
y.lineTo(250, 210);
y.lineTo(50, 210);
y.stroke();
y.font = "20px Arial";
y.fillText("a ", parseFloat((s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) / 2) + 38, -parseFloat((s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) / 2) + 211);
y.fillText("b ", parseFloat((s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) / 2) + 151, -parseFloat((s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) / 2) + 211);
y.fillText("c ", 144, 225);
y.fillText("B ", 31, 218);
y.fillText("C ", parseFloat(s2[0] * 200 / max * Math.cos(a2[1] / 180 * Math.PI)) + 45, -parseFloat(s2[0] * 200 / max * Math.sin(a2[1] / 180 * Math.PI)) + 205);
y.fillText("A ", 257, 218);
}
}
}
if (side.length == 2 && angle.length == 1) {
if (side[0] <= 0 || side[1] <= 0 || angle[0] <= 0 || angle[0] > 180) {
temp = "<p>" + "all the and sides of a triangle must be greater than zero and any angle cannot be greater than be 180 degree as sum of three angle equals to 180 degree" + "</p>";
}
else if (flag == 3 || flag == 4) {
temp = "<p>" + "No such triangle possible" + "</p>"
}
else if (flag == 2) {
var perimeter1 = (parseFloat(s3[0][0]) + parseFloat(s3[1][0]) + parseFloat(s3[2][0])).toFixed(2);
var halfperimeter1 = perimeter1 / 2;
var area1 = (Math.sqrt(halfperimeter1 * (halfperimeter1 - s3[0][0]) * (halfperimeter1 - s3[1][0]) * (halfperimeter1 - s3[2][0]))).toFixed(2);
var median1 = [];
var height1 = [];
median1[0] = (Math.sqrt(2 * (s3[1][0] * s3[1][0] + s3[2][0] * s3[2][0]) - s3[0][0] * s3[0][0]) / 2).toFixed(2);
median1[1] = (Math.sqrt(2 * (s3[0][0] * s3[0][0] + s3[2][0] * s3[2][0]) - s3[1][0] * s3[1][0]) / 2).toFixed(2);
median1[2] = (Math.sqrt(2 * (s3[1][0] * s3[1][0] + s3[0][0] * s3[0][0]) - s3[2][0] * s3[2][0]) / 2).toFixed(2);
height1[0] = (area1 * 2 / s3[0][0]).toFixed(2);
height1[1] = (area1 * 2 / s3[1][0]).toFixed(2);
height1[2] = (area1 * 2 / s3[2][0]).toFixed(2);
var inradious1 = (area1 / halfperimeter1).toFixed(2);
var circumradious1 = (s3[0][0] / (2 * Math.sin(a3[0][0] / 180 * Math.PI))).toFixed(2);
var perimeter2 = parseFloat(s3[0][1]) + parseFloat(s3[1][1]) + parseFloat(s3[2][1]);
var halfperimeter2 = perimeter2 / 2;
var area2 = (Math.sqrt(halfperimeter2 * (halfperimeter2 - s3[0][1]) * (halfperimeter2 - s3[1][1]) * (halfperimeter2 - s3[2][1]))).toFixed(2);
var median2 = [];
var height2 = [];
median2[0] = (Math.sqrt(2 * (s3[1][1] * s3[1][1] + s3[2][1] * s3[2][1]) - s3[0][1] * s3[0][1]) / 2).toFixed(2);
median2[1] = (Math.sqrt(2 * (s3[0][1] * s3[0][1] + s3[2][1] * s3[2][1]) - s3[1][1] * s3[1][1]) / 2).toFixed(2);
median2[2] = (Math.sqrt(2 * (s3[1][1] * s3[1][1] + s3[0][1] * s3[0][1]) - s3[2][1] * s3[2][1]) / 2).toFixed(2);
height2[0] = (area2 * 2 / s3[0][1]).toFixed(2);
height2[1] = (area2 * 2 / s3[1][1]).toFixed(2);
height2[2] = (area2 * 2 / s3[2][1]).toFixed(2);
var inradious2 = (area2 / halfperimeter2).toFixed(2);
var circumradious2 = (s3[0][1] / (2 * Math.sin(a3[0][1] / 180 * Math.PI))).toFixed(2);
temp += "<p>" + "Two triangle possible " + "</p>"
temp += "<p>" + "First triangle " + "</p>"
temp += "<table>";
temp = temp + "<tr><th>Variable</th><th>Value</th></tr>";
temp = temp + "<tr>";
temp += "<td>Side a</td>";
temp += "<td>" + s3[0][0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Side b</td>";
temp += "<td>" + (s3[1][0]) + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>side c</td>"
temp += "<td>" + s3[2][0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle A</td>"
temp += "<td>" + a3[0][0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle B</td>"
temp += "<td>" + a3[1][0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Angle C</td>";
temp += "<td>" + a3[2][0] + "</td>"
temp = temp + "</tr>";
temp += "<td>Median a</td>"
temp += "<td>" + median1[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median b</td>"
temp += "<td>" + median1[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Median c</td>"
temp += "<td>" + median1[2] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height a</td>"
temp += "<td>" + height1[0] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height b</td>"
temp += "<td>" + height1[1] + "</td>"
temp = temp + "</tr>";
temp = temp + "<tr>";
temp += "<td>Height c</td>"
temp += "<td>" + height1[2] + "</td>"