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olganol [36]
2 years ago
7

Find the surface area of the triangular prism shown below

Mathematics
1 answer:
Varvara68 [4.7K]2 years ago
6 0

Answer:

174 ft^2

Step-by-step explanation:

area = 2 \times 8 \times 3 + 2 \times 7 \times 5 + 7 \times 8 \\  = 48 + 70 + 56 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\  = 174 \:   {ft}^{2} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:

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