This Question has been **Answered**

Featured Replies

- 1
Well, the equation of a circle with radius R on the origin is [TEX]x^2+y^2=R^2[/TEX] All you have to do is test if this inequality is true or false : [TEX]x^2+y^2 <= R^2[/TEX] If it is true the point (x,y) is in the circle, if it is equal it is on … Read More

This question has already been answered. Start a new discussion instead.

Recommended Articles