What is the area of a larger regular pentagon if the smaller pentagon has an area of 43.01 in.. The side length of the small pentagon is 5 and the side length for the large is 8.

Respuesta :

The answer is 68.816 inches:

 large pentagon side length / small pentagon side length= ratio
8 / 5 = 1.6 
area of small pentagon x ratio = area of large pentagon
43.01 x 1.6 = 68.816

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