Can u guys pls help me on this question and pls explain how u got the answer

Mathematics

2 answers:

Gekata [30.6K]3 years ago

8 0

First do 10x7 =70
Since there’s 4 sides with this measure mentally do 70x8=560
560
10x8.7=87
87+560=647
647sq feet

kirill115 [55]3 years ago

5 0

Answer:

148.5 ft²

Step-by-step explanation:

bottom area = (10(8.7)(0.5) = 43.5 ft²

side area = 3(10)(7)(0.5) = 105 ft²

43.5 + 105 = 148.5 ft²

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