createCanvas(1200, 400);

  background(255);

  let centerY = height / 2;

  let radius = 100;

  for (let n = 0; n < 4; n++) {

    push();

    let centerX = n * 300 + 150;

    translate(centerX, centerY);

​

    // Define angles for each vertex

    let angles = [];

    let vertices = []; // Store vertices in an array

    for (let i = 0; i < 5; i++) {

      angles.push((TWO_PI / 5) * i - HALF_PI); // Rotate 90 degrees counterclockwise

      let x = radius * cos(angles[i]);

      let y = radius * sin(angles[i]);

      vertices.push(createVector(x, y)); // Store the vertex in the array

    }

​

    // Connect every vertex with a thinner line

    strokeWeight(2);

    for (let i = 0; i < n+1; i++) {

      let v1 = vertices[i];

      for (let v2 of vertices) {

        line(v1.x, v1.y, v2.x, v2.y);

      }

    }

​

    for (let i = 0; i < 5; i++) {

      let v = vertices[i].copy();

      v.mult(1.2);

      // Label the vertices

      textSize(24);

      textAlign(CENTER, CENTER);

      noStroke();

      fill(0);

      text(i, v.x, v.y);

    }

    pop();

  }

}

​