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)
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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).