// https://p5js.org/reference/#/p5/arc

​

function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background('lightgray');

  fill('black');

  noStroke();

​

  var cX = width / 2;

  var cY = height / 2;

  var cW = 200;

  var cH = 200;

  var angleA = radians(120);

  var angleB = radians(150);

​

  arc(cX, cY, cW, cH, angleA, angleB);

}