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Work out the surface area of this solid prism.
9m
5m
3m
4m
The diagram is not drawn to scale.
Unit is metres squared aswell.

Work Out The Surface Area Of This Solid Prism 9m 5m 3m 4m The Diagram Is Not Drawn To Scale Unit Is Metres Squared Aswell class=

Sagot :

Check the picture below.

so let's simply get the area of each of those six rectangles and sum them up.

[tex]\stackrel{\textit{\large Areas}}{\stackrel{\textit{left and right}}{2(2\cdot 4)}+\stackrel{\textit{front and back}}{2(5\cdot 2)}+\stackrel{\textit{top and bottom}}{2(5\cdot 4)}}\implies 16+20+40\implies 76[/tex]

View image Jdoe0001

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