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A 12ft by 15 ft rectangular swimming pool has a 3ft wide no slip surface area around it what is the outer perimeter of the no split surface A) 78ft B) 78ft2 C) 198ft D) 198ft2

A 12ft by 15 ft rectangular swimming pool has a 3ft wide no slip surface area around it what is the outer perimeter of the no split surface A) 78ft B) 78ft2 C) 198ft D) 198ft2
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A 12ft by 15 ft rectangular swimming pool has a 3ft wide no slip surface area around it what is the outer perimeter of the no split surface

A) 78ft
B) 78ft2
C) 198ft
D) 198ft2

asked
User Bayron
by
8.0k points

1 Answer

4 votes
First you add 3 twice to both sides of the swimming pool
12 + 6 = 18
15 + 6 = 21

The perimeter is the sum of all sides therefore

18 + 18 + 21 + 21 = 78



The answer is A
answered
User Debugger
by
7.6k points
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