The area of the square base of a right p...

The area of the square base of a right pyramid is `64 cm^(2)`. If the area of each triangle forming the slant surface is ` 20 cm^2 `, then the volume of the pyramid is :

A

`64 cm^3`

B

`(128)/3 cm^3`

C

`(64)/3 sqrt3 cm^3`

D

`64 sqrt2 cm^3`

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The correct Answer is:

A

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