Cross Sections and Rotating 2D Shapes

If a sphere is cut perpendicular or parallel to the base, what shape is the cross-section?

• ellipse

• circle

• rectangle

• triangle

If a cylinder is cut parallel to the base, what shape is the cross-section?

• ellipse

• circle

• rectangle

• triangle

If a cylinder is cut perpendicular to the base, what shape is the cross-section?

• ellipse

• circle

• rectangle

• triangle

If a cone is cut perpendicular to the base, what shape is the cross-section?

• ellipse

• circle

• rectangle

• triangle

If a cone is cut diagonal to the base, what shape is the cross-section?

• ellipse

• circle

• rectangle

• triangle

Rotating this triangle around line AB creates a ____________.

• triangle

• triangular prism

• triangular pyramid

• cone

Rotating this rectangle around line AB creates a ____________.

• rectangle

• rectangular prism

• cylinder

• cone

Rotating this circle around the diameter creates a ____________.

• pyramid

• sphere

• cylinder

• cone

Rotating this rectangle around line BD create a cylinder with:

• height 15 and radius 8

• height 15 and radius 4

• height 8 and radius 15

• height 8 and radius 7.5

Rotating this rectangle around line AB create a cylinder with:

• height 15 and radius 8

• height 15 and radius 4

• height 8 and radius 15

• height 8 and radius 7.5