1.

the base of the right pyramid is a square of side 27 cm long. If the volume of the pyramid is 3159 cm", then its height is:​

Answer»

Answer:

13 CM

Explanation

Area of square base of pyramid=a^2=27cm^2

VOLUME of pyramid

=1/3(volume of CUBOID of same base and HEIGHT)

=1/3(a^2h)=3159cm^3

h=(3×3159)/a^2

=(3×3159)/27^2

=(3×117)/27

=117/9

=13cm


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