<?xml version="1.0" encoding="utf-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">

<svg xmlns="http://www.w3.org/2000/svg" version="1.1"
  width="215" height="350">
<title>Golden triangle example</title>
<!-- 
An isosceles triangle with 
	base = 200, height = 307.77 
forms a golden triangle 
-->

  <polygon points="10,317.77 110,10 210,317.77"
  style="fill:white;stroke:black;stroke-width:2"/>
  <g stroke="black" stroke-width="2" fill="white">
    <circle cx="10" cy="317.77" r="2" />
    <circle cx="110" cy="10" r="2" />
    <circle cx="210" cy="317.77" r="2" />
    <circle cx="110" cy="317.77" r="2" />
  </g>
  <g style="font-family:'Times new roman';font-size:15pt">
    <text x="105" y="50">θ</text>
    <text x="160" y="150">a</text>
    <text x="105" y="340">b</text>
  </g>
</svg>