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6 votes
Mariko has a bedroom wall that is shaped like a trapezoid with a height of 8 ft, a top base of 10 ft, and a bottom base of 13 ft. in the middle of this wall is a circular window whose radius is 2 ft. what is the area of the wall without the window? use 3.14 for pi. enter your answer as a decimal in the box. ft²

User Ziad
by
6.9k points

1 Answer

8 votes

Answer:

79.44 ft²

Explanation:

Area (wall)

  • Area (trapezoid) - Area (circle)
  • 1/2 x (10 + 13) x 8 - 3.14 x 2²
  • 4 x 23 - 12.56
  • 92 - 12.56
  • 79.44 ft²
User Alperen
by
6.2k points
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