What's cx and cy?

Question

I belive R means radius but what does cx and cy mean?

Answer 1

It's used to position a SVG Circle Tag.

cx = The X-Position of the circle;
cy = The Y-Position of the circle;

Answer 2

it represents vertical and horizontal position of a circle cx=horizontal cy=vertical +=right or down -=left or up

Answer 3

This is position of center poin of circle