dividing a circle into equal 8 parts and and get a point on which it cuts the circle

I am trying to divide a circle (given the radius and the center)into 8 parts and then i want a point on which it cuts the circle .i am cutting a circle in 8 parts so i should have 8 points on circle on which it cuts

Answer 1

[Walter Roberson]

[X,Y] = pol2cart(2*pi*(0:7)/8, r);    %1/8th of a circle
X = X + Xc;    %translate to center
Y = Y + Yc;    %translate to center