Math

Polar Coordinates Calculator

Convert Cartesian (x, y) to polar (r, θ) in radians.

Free to use — no sign-up or login.

r

θ (rad)

This free Polar Coordinates Calculator covers Convert Cartesian (x, y) to polar (r, θ) in radians.

r is the modulus; θ is atan2(y, x). Related math tools sit beside How it works, with no account required.

Using the Polar Coordinates Calculator

Convert Cartesian (x, y) to polar (r, θ) in radians. Typical inputs are x and y. How it works beside the form states the identity the Polar Coordinates Calculator applies.

FAQ

How do I use the Polar Coordinates Calculator?

Open the Polar Coordinates Calculator, fill x and y, and read the result. r is the modulus; θ is atan2(y, x).

What formula does the Polar Coordinates Calculator use?

The Polar Coordinates Calculator uses the identity in How it works. In words: r is the modulus; θ is atan2(y, x).