How do I convert the polar equation $r=10$ to its Cartesian equivalent?

Question

7069 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2014-10-02T21:11:25

$r=10$

$sqrt(x^2+y^2)=10$

square both sides

$(sqrt(x^2+y^2))^2=10^2$

$x^2+y^2=100$

How do I convert the polar equation r=10r=10 to its Cartesian equivalent?