Can anybody please help?

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asked Apr 1, 2018 34.0k views

1 Answer

Akos · Answer 1 · 2018-04-05T06:28:30+0000

Area of the shaded region = Area of a square - Area of a circle

Side of a square = 2r
Area of a square = (2r)² = 4r²

Area of a circle = πr²

Area of the shaded region = 4r² - πr² = r²(4-π)

Can anybody please help?

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