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3 November, 12:33

The right pengtagonal prism has a height of 14 units, the volume of the prism is 840 cubic unit. what is the perimeter of the base.

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  1. 3 November, 12:56
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    Answer: 30

    Step-by-step explanation:

    Because you can break the pentagonal base into triangles and the formula to find the area of a triangle is 1/2 Bh so 840/14 = 60 divided by 1/2 = 30
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