Changing Dimensions of 3-D Figures — Unit test Answers

The volume of the triangular block is 4 cubic inches.

The two square pyramids are similar. The side length of the smaller pyramid is the side length of the larger pyramid.

The right triangular prism has a volume of 1,152 cm3.

An 8 inch by 6 inch rectangle is the base of the rectangular prism below.

The base of a solid right pyramid is a regular hexagon with a radius of 2x units and an apothem of units.

A solid right pyramid has a regular hexagonal base with an area of 7.4 units2. The pyramid has a height of 6 units.

Two cones are similar. The surface area of the larger cone is 65π square inches. The surface area of the smaller cone is 41.6π square inches. The radius of the smaller cone is 6.4 inches. What is the radius of the larger cone?

Which three-dimensional figure has the greatest number of faces?