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the tissue box is in the shape of a triangular pyramid. the height of the box is 5 inches. the area of the base is 12.6 square inches. what is the volume of the tissue box rounded to the nearest cubic
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the tissue box is in the shape of a triangular pyramid. the height of the box is 5 inches. the area of the base is 12.6 square inches. what is the volume of the tissue box rounded to the nearest cubic inch?

User Bzlm
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1 Answer

3 votes
abh/6

a=apothem length
b=side length of the base
h=height

if we factor the formula for area of a triangular pryamid, we get (1/2ab)(h/3)
1/2ab= area of the triangular base
so 12.6(5/3)=21
User Anmol Rastogi
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