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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


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


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 ...


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


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

Sectors, Areas, and Arcs - Purplemath


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


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


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


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


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 ...