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<!DOCTYPE html> <html> <body> <h1>HTML5 Canvas rotate()</h1> <canvas id="myCanvas" width="300" height="150" style="border:1px solid grey"> Sorry, your browser does not support canvas. </canvas> <script> const canvas = document.getElementById("myCanvas"); const ctx = canvas.getContext("2d"); ctx.rotate((Math.PI/180)*20); ctx.fillStyle = "red"; ctx.fillRect(50, 10, 100, 50); ctx.strokeStyle = "blue"; ctx.strokeRect(70, 30, 100, 50); </script> </body> </html>