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Mathematics, 04.02.2021 15:20 aurorra

The diagram shows a semicircle with centre O and radius 2 and a semicircular arc with diameter PR. Angle POR is a right angle.
R
P 20
Q
What is the area of the shaded region?


The diagram shows a semicircle with centre O and radius 2 and a semicircular arc with diameter PR.

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The diagram shows a semicircle with centre O and radius 2 and a semicircular arc with diameter PR....
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