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How to Calculate the Area of a Sector of a Circle
Choosing the biggest slice of pizza may seem like an intuitive skill but is really a matter of mathematics. A perfect slice, cut from the middle of the pizza, can be thought of as a sector of a circle. A sector has three boundaries, comprising two radii... More »
Difficulty: Moderately Easy
Source: www.ehow.com

## Circular sector - Wikipedia

en.wikipedia.org/wiki/Circular_sector

The total area of a circle is πr<sup>2</sup>. The area of the sector can be obtained by multiplying the circle's area by the ratio of the angle and 2π ...

## How Do You Find the Area of a Sector of a Circle? | Virtual Nerd

www.virtualnerd.com/pre-algebra/perimeter-area-volume/circles/circle-sector-area-examples/circle-sector-area

Keywords: sector; area; radius; solve for sector; pi; shaded region; central angle. Pre-Algebra ... A sector is just a fraction of the area of a circle. Did you know that ...

## Area of a sector | Sectors | Circles | High school geometry | Khan ...

www.khanacademy.org/math/geometry/hs-geo-circles/hs-geo-sectors/v/area-of-a-sector-given-a-central-angle

A worked example of finding the area of a circle's sector using the area of the circle and the central angle of the sector.

## Area of a sector of a circle - Math Open Reference

www.mathopenref.com/arcsectorarea.html

The formula used to find the area of a circlular sector - a pie-shaped part of a circle.

## Sectors, Areas, and Arcs - Purplemath

www.purplemath.com/modules/sectors.htm

Explains formulas for areas of sectors of circles and lengths of arcs. Demonstrates how to use the formulas in each of degrees and radians.

## Mathwords: Area of a Sector of a Circle

www.mathwords.com/a/area_sector_circle.htm

index: subject areas. numbers & symbols · sets, logic, proofs · geometry · algebra · trigonometry ... Area of a Sector of a Circle. The formula is given below.

## Circle Sector and Segment - Math is Fun

www.mathsisfun.com/geometry/circle-sector-segment.html

Area of a Sector. You can work out the Area of a Sector by comparing its angle to the angle of a full circle. Note: we are using radians for the angles. circular ...

## Area of a Sector of a Circle

jwilson.coe.uga.edu/EMT725/Sector/sector.html

Hint: Use the Arithmetic Mean-Geometric Mean Inequality to find the maximum area of a circular sector with a fixed perimeter.

## Area of a sector - BBC

www.bbc.co.uk/education/guides/ztg9q6f/revision/2

Arc length is a fraction of circumference, calculated using the angle at centre and diameter. Area of a sector is area of a fraction of a circle, calculated using the ...