3D Objects and Cross Sections

What shape will the horizontal cross-section of a sphere be?

• Dome

• Circle

• Ellipse

• Rectangle

Name the shape

• Cone

• Cylinder

• Octagonal Pyramid

• Sphere

What 3-D solid is formed when this rectangle is rotated about the vertical line?

• Right, rectangular prism

• Right, circular cylinder

• Right, oval cylinder

• Right, square prism

What is the name of this 3D solid?

• Hexagonal Prism

• Pentagonal Prism

• Octogonal Pyramid

• Heptagonal Pyramid

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

Describe the cross section.

• trapezoid

• triangle

• rectangle

• square

Describe the cross section.

• triangle

• rectangle

• oval

• trapezoid

What cross sections might you see when a plane intersects a cone that you would not see when a plane intersects a pyramid or a prism?

• circle

• trapezoid

• rectangle

• trapezoid

Name the shape

• Cylinder

• Cube

• Rectangular Pryamid

• Sphere

Name the shape

• Cone

• Cylinder

• Sphere

• Circle