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May I please get help with this problem as for I have tried multiple times

May I please get help with this problem as for I have tried multiple times-example-1
User Slv
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1 Answer

1 vote

Given:

Given a rectangular prism and its net.

Required: Surface area

Step-by-step explanation:

(a) From the rectangular prism,


A=9\text{ mm},B=2\text{ mm},C=\text{5 mm,}D=5\text{ mm}

(b) Surface area


\begin{gathered} =AB+AD+BC+BC+AB+AD \\ =9\cdot2+9\cdot5+2\cdot5+2\cdot5+9\cdot2+9\cdot5 \\ =18+45+10+10+18+45 \\ =146 \end{gathered}

Final Answer: The surface area of the rectangular prism is 146 square millimeters.

User Darkphoenix
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