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find the area of the polygon to the nearest square inch

Find The Area Of The Polygon To The Nearest Square Inch class=

Sagot :

9514 1404 393

Answer:

  120 square inches

Step-by-step explanation:

The formula for the area is ...

  A = (1/2)Pa

where P is the perimeter and 'a' is the apothem. The perimeter of this octagon is 8 times the side length.

  A = (1/2)(8×5 in)(6 in) = 120 in²

The area of the octagon is 120 square inches.