Circles + Radii

index.html

<script src="https://cdn.jsdelivr.net/npm/p5@0.10.2/lib/p5.js"></script>
<script src="script.js"></script>

script.js

function setup() {
  createCanvas(650, 450);
  background(240);
  noFill();
  strokeWeight(1);
  stroke(0);
  circle(300, 175, 200);
  circle(350, 225, 200);
  circle(350, 175, 100);
  circle(300, 225, 100);
  line(250, 225, 350, 225);
  line(300, 175, 400, 175);
  line(300, 175, 300, 225);
  circle(300, 200, 50);
  line(300, 175, 300, 225);
  line(350, 175, 350, 225);
  circle(350, 200, 50);
}

thumbnail.png