# math

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a sqyuare based pyramid is on top of a cube .both shapes have the same base and the same height. which expression repreents the total volume of this shape? justify your answer

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http://www.jiskha.com/display.cgi?id=1273956086

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thanks.
my choices are:
A. v=4b^4h^2 divided by 3
B. v=2b^4h^2 divided by 6
C. v=4b^2h divided by3
D. v=2b^2h divided by 3
E. v=4b^4h^2 divided by 6.
this is for ms.sue.

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Ted, neither in todays nor in yesterdays post did you give any dimensions.

so matching my answer of (4/3)x base area x height

would be C. 4b^2h/3 or (4/3) b^2 h

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