What is the area of a sector

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asked Dec 26, 2020 88.2k views

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Gutanoth · Answer 1 · 2020-12-30T02:14:36+0000

The area of a sector of a circle is ½ r² ∅, where r is the radius and ∅ the angle in radians subtended by the arc at the centre of the circle. So in the below diagram, the shaded area is equal to ½ r² ∅ .

What is the area of a sector

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