3D Dimensionals

If all the edges of a prism are multiplied by 5, then the volume of the prism will be multiplied by ___.

• 5

• 25

• 50

• 125

If the original volume of a 3D figure is 100cm² and it's length is tripled and it's width is doubled and the height is doubled, what is the new volume?

• 2400 cm²

• 200 cm²

• 3600 cm²

• 1200 cm²

Two cones are similar.  One cone has a radius of 12 inches, while the larger cone has a radius of 20 inches.  The volume of the larger cone is 20,000 cubic inches.  What is the volume of the small cone?

• 12,000 cubic inches

• 8000 cubic inches

• 7200 cubic inches

• 4320 cubic inches

The edges of a cube are all reduced by a factor of ½.  So the surface area will be reduced by a factor of _____

• ⅛

• ¼

• ½

• ⅙

When a cube is tripled in size, then the volume is _______.

• 81 times larger

• 27 times larger

• 9 times larger

• 3 times larger

Is this two-dimensional (2D) or three-dimensional (3D)?

• 2D

• 3D

Name the 3D figure.

• Cone

• Cylinder

• Sphere

• Circle

Identify the 3D figure.

• Triangular Prism

• Rectangular Prism

• Cube

• Rectangular Pyramid

Identify the 3D figure.

• Triangular Prism

• Rectangular Prism

• Cylinder

• Trapezoidal Prism

The face or 2D shape that results from slicing through a 3D figure.

• pyramid

• prism

• complementary angle

• cross-section