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Tony plans to put a rectangular perimeter of fencing around his backyard pool. The area to be sectioned off for the pool area measures 22 feet by 30 feet. One long side of the pool area is along the house, so he only needs to fence off 3 sides. How many feet of fencing will he need?
Title
Tony’s fence
Your Result
Correct
Difficulty
Easy
Your Pace
0:01
Others' Pace
0:54
Video Explanation
Text Explanation
The
answer is B. Here’s a sketch of the fenced-off area.
The perimeter of the area is 22 + 22 + 30 + 30 = 104. But since one long side (30 feet) is along the house, we don’t want to include this in the length of the fence.The fence would measure 22 + 22 + 30 = 74, so the answer is B.
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