basic

Polar to Cartesian Converter

(r, θ) → (x, y).

Convert a polar coordinate (r, θ) into the Cartesian coordinate (x, y) = (r cos θ, r sin θ), with θ entered in degrees.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

°

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

x = r · cos θ. y = r · sin θ.

In depth

Convert a polar coordinate (r, θ) into the Cartesian coordinate (x, y) = (r cos θ, r sin θ), with θ entered in degrees.