Apyramid is placed inside a prism the pyramid has the same base area b as the prism but half the height of the prism the height of the prism is 30 ft which expression gives the volume of the pyramid ? 15b 10b 5b 30b

5b  

Step-by-step explanation:

Given,

The base area of the prism = base area of the pyramid = b,

Also, the height of the prism = 30 ft,

While, the height of the pyramid =

Now, the volume of the pyramid = × base area × height

= 5b ft²

Hence, THIRD option is correct.

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