The frustum

A frustum of a pyramid is 4 cm at the top and 7 cm at the bottom square, and it's 6 cm high. Calculate the volume of the frustum.

Correct answer:

V =  186 cm3

Step-by-step explanation:

a=4 cm b=7 cm h=6 cm  S1=a2=42=16 cm2 S2=b2=72=49 cm2  V=3h (S1+S1 S2+S2)=36 (16+16 49+49)=186 cm3



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arithmeticsolid geometryplanimetricsUnits of physical quantitiesGrade of the word problem

 
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