Question

This is the question about circle in geometry.

Answer 1

A cicle centered in the origin has equation.

`x^2+y^2=r^2\\4^2+1^2=r^2\\r=√(17)\\ \\√(5)^2+√(2)^2\\eq √(17)^2\\ 7\\eq 17`

The point does not lies on the circle