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## Circular sector

en.wikipedia.org/wiki/Circular_sector

The area of the sector can be obtained by multiplying the circle's area by the ratio of the angle and 2 π {\displaystyle 2\pi } (because the ...

## Area of Sectors and Segments of Circles - RegentsPrep

www.regentsprep.org/regents/math/geometry/gp16/circlesectors.htm

Area (circle). Area of sectors of circle (Sectors are similar to "pizza pie slices" of a circle.) Semi-circle (half of circle = half of area). Quarter-Circle (1/4 of circle ...

## 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.

Jan 26, 2013 ... Watch and learn how to find the area of a given sector of a circle. This tutorial will first show how to identify what fraction of the circle is occupied ...

## 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 ...

## Cool math .com - The Trigonometry of Circles - arc length, area of a ...

www.coolmath.com/reference/circles-trigonometry

Sector area of a circle in radians: Sector Area = circle graphic. Sector area of a circle in degrees: Sector Area = circle ...

## 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 ...

## Mathwords: Area of a Sector of a Circle

www.mathwords.com/a/area_sector_circle.htm

Area of a Sector of a Circle. The formula is given below. See also. Sector of a circle, radians, degrees. this page updated 21-feb-16. Mathwords: Terms and ...

## BBC - Intermediate 2 Bitesize Mathematics - Circle : Revision, Page 2

www.bbc.co.uk/bitesize/intermediate2/mathematics/mathematics_1/circle/revision/2/

Area of a Sector. Remember that the Area of a circle = \pi r^2. The formula used to calculate the Area of a Sector of a circle, as the sector is a fraction of the area ...

## Finding the Area of a Sector: Formula & Practice Problems - Video ...

In this lesson, you'll review your knowledge of circle vocabulary and then discover how to calculate the area of a sector of a circle. The lesson covers finding the ...

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

### Area of a sector | Sectors | Khan Academy

Sal finds the area of a circle's sector using the area of the circle and the central angle of the sector.

### Sectors, Areas, and Arcs - Purplemath

www.purplemath.com

Sectors, Areas, and Arcs (page 1 of 2). The area A of a circle with radius r is given by A = πr<sup>2</sup>. The circumference C of that same circle is given by C = 2πr.

### What is the Formula for the Area of a Sector of a Circle? | Virtual Nerd

www.virtualnerd.com

A sector is just a fraction of the area of a circle. Did you know that there's a ... area ; circle; sector; area of sector; central angle; radius; n; degree. Pre-Algebra.