# math

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A vase in the shape of a sqare based pyramid just fits inside a box in the shape of a square based prism. If the prism has the volume of 720 cm then what is the volume of the vase?

• math -

A pyramid (coming to a point or vertex) with a certain base has 1/3 the volume of the prism with the same base and height.

so the pyramid is (1/3)(270) = 90

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