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23 May, 08:30

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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Answers (1)
  1. 23 May, 08:48
    0
    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
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