Finding Volume of Pyramids

The "B" in the volume formula refers to...

• the base
• area of the base
• the height of the base
• the height of the prism

When calculating volume of a pyramid, your last step is to always...

• multiply by 1/3

• add the lengths of all the sides

• multiply by 1/2

• multiply by 3

Calculate the volume of the pyramid in the picture.  Round to the nearest whole number if necessary.

• 216 yd³
• 108 yd³
• 72 yd³
• 36 yd³

Calculate the volume of the pyramid in the picture.  Round to the nearest whole number if necessary.

• 21 m³
• 64 m³
• 32 m³
• 11 m³

Calculate the volume of the pyramid in the picture.  Round to the nearest whole number if necessary.

• 160 in³
• 960 in³
• 480 in³
• 320 in³

Calculate the volume of the pyramid in the picture.  Round to the nearest whole number if necessary.

• 108 km³
• 324 km³
• 216 km³
• 648 km³

Calculate the volume of the pyramid in the picture.  Round to the nearest whole number if necessary.

• 120 ft³
• 96 ft³
• 288 ft³
•  192 ft³

Find the volume of the figure. Round to the nearest whole number.

• 317 units³
• 635 units³
• 1,904 units³
• 890 units³

A tetrahedron is a pyramid with a triangular base. Find the volume of the tetrahedron.

• 22 cubic inches
• 33 cubic inches
• 66 cubic inches
• 44 cubic inches

The volume of a triangular pyramid is 10 cubic inches. The base is a right triangle with a length of 4 inches and height of 3 inches. What is the height of the pyramid, in inches?

• 2.5 inches

• 8 inches

• 6.5 inches

• 5 inches