Math Hacks: Circles - Segments of a Circle (Area)

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In this video, we are covering what a segment of a circle is, and how to calculate the area of a segment!

A segment of a circle is the portion of a circle bounded by chord and an arc, where the arc connects to both endpoints of the chord! To determine the area of a segment, we determine the area of the sector using the same arc length, and subtract the portion of the sector that is not part of the segment which is a triangle shape! The formula becomes:

Area = (r^2)(πθ/360° - sinθ/2) ... when working in degrees

and

Area = ([r^2]/2)(θ - sinθ). ... when working in radians

For another look at my video on Circle Sectors, check out the Youtube Short below:

For more videos about circles, check out my playlist below:
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