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Published byDuane Bishop Modified over 8 years ago

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Volume of Pyramids Lesson 20

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Find the volume of each prism. 1. 2.

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Target: Calculate the volume of pyramids.

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The volume of a pyramid is equal to one-third of the product of the base area (B) and the height (h).

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A 15-foot tall pentagonal pyramid has a base area of 38 square feet. Find the volume of the pyramid. Write the formula needed. Substitute known values. Multiply. The volume of the pyramid is 190 cubic feet.

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Crystal received an award for being an outstanding hospital patient. The award was a square pyramid shape. The base of the pyramid was 8 cm on each side. It was 10 cm tall. Find the volume of the award. Round to the nearest whole number. Find the area of the base.B = 8(8) = 64 Write the formula needed. Substitute all known values. Multiply, then round. The volume of Crystal’s award was a little more than 213 cm 3.

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1. Find the volume of a pyramid with a base area of 297 square inches and a height of 19 inches. 2. Find the volume of the pyramid shown below.

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Your best friend was absent from math class today. Write them a note about the volume of a pyramid, so they will be able to complete the assignment on their own. Why do you think foods are not often packaged in pyramidal packages ?

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