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lexiejax21
04.12.2019 •
Mathematics
Me find the surface area of the triangular prism
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Ответ:
The surface area of the triangular prism is![420\ m^{2}](/tpl/images/0403/2442/93ffb.png)
Step-by-step explanation:
we know that
The surface area of the triangular prism is equal to
where
B is the area of the triangular base
P is the perimeter of the triangular base
L is the length of the triangular prism
Find the area of the base B
Find the perimeter of the base P
we have
substitute the values
Ответ:
30
Step-by-step explanation: