Question

How to draw triangle with JavaScript

Answer 1

<canvas id="canvas"></canvas>

<script type="text/JavaScript">   

var canvas = document.getElementById("canvas");
var ctx = canvas.getContext("2d");

ctx.beginPath();
ctx.moveTo(20, 20);
ctx.lineTo(200,20);
ctx.lineTo(120,120);
ctx.closePath(); // draw last line of the triangle
ctx.stroke();


/*
run:  
    
   
*/
  
</script>

 

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