Sector Area Calculator

Calculate all you need to know about a sector area of a circle with this free and easy-to-use tool.

Required Information

Results:

Diameter (2r):

Sector Area (A):

Arc Length (L):

Chord Length (c):

What is Sector Area?

A sector is a piece of a circle, think of a pizza slice, that is a sector. The area is the total amount of space it takes up. This tool also shares a lot more information about said sector automatically when you hit calculate.

Sector Area - Frequently Asked Questions

The area of a sector is the space inside the section of the circle created by two radii and an arc.

Area of the sector without an angle = l r 2 , where r = radius of the circle, l = arc length.

Create Date: September 3, 2024

Last Modified Date: September 3, 2024