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Calculate the area of the regular pentagon below:

A regular pentagon with side length of 17.6 inches and dotted line from center to middle of side of 12.1 inches.

(4 points)

a
106.48 square inches
b
366.025 square inches
c
451.78 square inches
d
532.4 square inches
Can someone help me

Answer :

Mhanifago

Answer:

  • d. 532.4 square inches

Step-by-step explanation:

Use the formula:

  • A = 1/2Pa, where P- perimeter, a - apothem

Find the area:

  • A = 1/2(5*17.6)*12.1 = 532.4 in²

Correct choice is d

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