Question

Item 8
Find the surface area of the prism.

Answer 1

`324~ m^2`

Explanation:

`Given: L=9m, ~B=9m,~H=4.5`

`Surface ~area= 2(LB+BH+HL)`

`2(9*9+9**4.5+4.5*9)`

`2(81+40.5+40.5)`

`2*162`

`324m^2`

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