Geometry

Cartesian to Polar Converter

Easily convert Cartesian (x, y) coordinates to Polar (r, θ) coordinates online. Visualize the conversion and understand the formula.

Enter Cartesian Coordinates

Input the x and y values to convert them into polar coordinates.

Visualization

Graphical representation of Cartesian to Polar conversion.

Polar Coordinates Results

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Understanding Cartesian to Polar Coordinates

In mathematics, the Cartesian coordinate system is used to uniquely determine each point in a plane by a pair of numerical coordinates, which are the signed distances from the point to two fixed perpendicular oriented lines, measured in the same unit of length. To represent the same point in polar coordinates, we use a distance from a reference point (origin) and an angle from a reference direction.

The conversion formulas are:

  • Radius (r): $$\sqrt{x^2 + y^2}$$
  • Angle (θ): $$atan2(y, x)$$ (in radians)

This tool helps you convert Cartesian coordinates to polar coordinates, providing both numerical results and a visual representation. Polar coordinates are particularly useful in situations where the system exhibits radial symmetry.

Learn more about coordinate systems on Wikipedia and Polar Coordinates.

Frequently Asked Questions

What is the Cartesian to Polar Converter?
The Cartesian to Polar Converter is an online Geometry calculator. You enter your values, and it returns the answer with the steps shown so you can follow along.
How accurate is the Cartesian to Polar Converter?
The solver uses a math engine that avoids the floating-point rounding errors you get from most hardware calculators. For typical homework and professional calculations, the results will match what you would get by hand.
Can I use the Cartesian to Polar Converter for professional Geometry projects?
Yes. The math behind it is standard Geometry, so the results are reliable for professional use. That said, always double-check that your inputs are in the right format before relying on the output.
Why use the Cartesian to Polar Converter instead of calculating by hand?
Manual calculation is slow and error-prone, especially with multiple steps. This tool does the arithmetic for you and shows each step, so you can catch mistakes before they carry forward.
How do I format my inputs for the Cartesian to Polar Converter?
Type your numbers into the input fields. Leave out units and symbols unless a field specifically asks for them. The solver handles the rest.