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The radius of a garden in the shape of a regular pentagon is 18 feet. Find the area of the garden

The radius of a garden in the shape of a regular pentagon is 18 feet. Find the area of the garden class=

Verified Answer :

MissAi

Θ = \(\frac{360}{10}\) = 10
a = 18cos36
b = 18sin36
Area = 10×\(\frac{1}{2}\)×18sin36×18cos36 = 770.36

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