Algebra

The stadium has a form of a rectangle with two semicircles attached to the short sides. The long side of a rectangle is 2 times longer than the short one.

Construct the expression for the area of the stadium in terms of x, where x denotes a shorter side of the rectangle

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1. (x * 2x) + (π x^2 / 4) ... x^2 * [2 + (π / 4)]

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posted by R_scott

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