let diameter = 300

let pointCount = 6;

​

​

function setup(){

    createCanvas(500, 500)

    background("#efefef")

}

​

function draw(){

    stroke('black')

    strokeWeight(15)

    noFill()

    circle(width / 2, height / 2, diameter)

​

  stroke('red')

  strokeWeight(25)

for(let i = angle; i < radians(360 + angle) ; i += radians(360 / pointCount) ){

    let x = diameter / 2 * Math.cos(i) + width / 2;

    let y = diameter / 2 * Math.sin(i) + height / 2;

    point(x, y)

}

}