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17-02-2022
Mathematics

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Find the surface area.
5ft= width
7ft=length
3ft=height

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Аноним Аноним

17-02-2022

Answer: 142 feet^2

Step-by-step explanation:

The surface area of a rectangular prism is 2(wl+hl+hw).

Plugging in the values you get

2(5*7+3*7+3*5)

= 2(35+21+15)

= 2(71)

= 142 feet^2

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