import math


def get_equidistant_circle_points(r, num_points=8):
    """Gets equidistant points on a circle."""
    points = []
    for index in range(num_points):
        points.append([r*math.cos((index*2*math.pi)/num_points),
                      r*math.sin((index*2*math.pi)/num_points)])
    return points