jo29ann jo29ann

09-03-2017
Mathematics

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A small circular pool is enclosed in a square. Find the area inside the square but outside the circle.

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SutaPinatih SutaPinatih

17-03-2017

The diameter of the pool = the side of the square. Suppose it's d.
A(d) = A(square) - A(circle)
A(d) = d^2 - 1/4×phi×d^2 = d^2 (1 - phi/4)

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