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OpenStudy (anonymous):
A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip surface around it. What is the outer perimeter of the no-slip surface? (1 point) 78 ft 78 ft2 198 ft 198 ft2
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OpenStudy (anonymous):
12+3+3 = 18,* 2 sides = 36 15+3+3= 21 * 2 sides = 42 add the 4 sides, 36+42 = 78
OpenStudy (anonymous):
Do you get it?
OpenStudy (anonymous):
i got it :D hahaha
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