12. The base of a pyramid is a triangle with a base of 3 inches we
and a height of 5 inches. Find the
volume of the pyramid, if its
height is 14 inches.
O 105 cubic inches
O 70 cubic inches
O 35 cubic inches
О 210 cubic inches

35 cubic inches

Step-by-step explanation:

The volume of a pyramid is , where b = base and h = height. To find the area of the base, we multiply 3 by 5 and then divided by 2.

Next, we multiply 7.5 by 14.

Lastly, we divide by 3.

Therefore, the answer is 35 cubic inches.

56

step-by-step explanation:

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