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Home/Mathematics/Geometry/Area of Sector Calculator
Math CalculatorGeometry

Area of Sector Calculator

Calculate the area of a circular sector using A = ½r²θ. Enter the radius and central angle.

Updated 2025-01-152 min readCalzyra Math Team

Calculator

Enter your values below

CalculatorFree Tool

The radius of the circle.

The angle at the center of the circle.

Choose degrees or radians.

Formula & Methodology

How this calculator works

A = ½r²θ

The area of a sector equals one-half the radius squared times the central angle in radians.

Frequently Asked Questions

Common questions about this calculator

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