a rectangular prism is 4 meters long, 5 meters wide, and has a height of 7 meters. What is its surface area?

ErnieKev asked Aug 11, 2023

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ErnieKev asked Aug 11, 2023

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20 votes

In this problem we can calculate all the posibilities to find the surface of the figure so:

$S_A=4\cdot5\cdot2+5\cdot7\cdot2+4\cdot7\cdot2_{}$

and we solve so:

$\begin{gathered} S_A=20+70+56 \\ S_A=166 \end{gathered}$

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