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The Douglas family plans to put a fence around their 18ft x 30 ft rectangular swimming pool. The fence will be 3 ft away from the pool all the way around it. Find the perimeter of the fence.​

Sagot :

Answer:

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Answer:

120 ft.

Step-by-step explanation:

Dimension of pool:  18ft x 30ft.

find dimension of fence:

18ft + 2(3ft) = 24ft.

30ft + 2(3ft) = 36ft.

Perimeter of fence = 2(24ft.) + 2(36ft.) = 120 ft.