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What is the surface area of the figure shown above ?

What is the surface area of the figure shown above ?-example-1
User Timseal
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1 Answer

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The perimeter of the parallelogram end is 2*(8 +5) = 26 cm. The product of that and the depth gives the lateral area.
The area of the parallelogram ends is 2*8*3, so the total area is
.. surface area = (26 cm)*(7 cm) +2*(8 cm)*(3 cm) = 230 cm^2
User Yassine CHABLI
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