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14 May, 01:12

A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip around it. what is the outer perimeter of the no-slip?

A) 78ft

B) 78ft*2

C) 198ft

D) 198ft*2

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Answers (1)
  1. 14 May, 03:58
    0
    See illustration

    15+3+3=21

    12+3+3=18

    21+21+18+18=78

    answer is 78ft since perimiter is not area

    A is answer
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