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a triangular pyramid has a volume of 840 cubic inches. the triangular base has a base length of 20 inches and a height of 21 inches. find the height of the pyramid.
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a triangular pyramid has a volume of 840 cubic inches. the triangular base has a base length of 20 inches and a height of 21 inches. find the height of the pyramid.

User SpeedBurner
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the answer is 2. have a nice day!

User Kalpana C
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