Plane Sections of 3D Shapes

Front

What is a cross-section of a 3D shape?

Back

A cross-section is the shape you get when you slice through a 3D object.

Front

Which 3D shape has a circular cross-section?

Back

Sphere, Cylinder, and Cone all have circular cross-sections.

Front

Which 3D shape does NOT have a circular cross-section?

Back

Pyramid does not have a circular cross-section.

Front

What is the shape of the cross-section when slicing a cylinder horizontally?

Back

The cross-section is a circle.

Front

What is the shape of the cross-section when slicing a rectangular prism vertically?

Back

The cross-section is a rectangle.

Front

What is a triangular pyramid?

Back

A triangular pyramid has one triangular base and three triangular faces.

Front

What is a rectangular prism?

Back

A rectangular prism has two rectangular bases and four rectangular faces.

Front

If you slice a rectangular pyramid parallel to its base, what shape is the cross-section?

Back

The cross-section is a rectangle.

Front

What happens to the shape of the cross-section if you slice a cone horizontally?

Back

The cross-section is a circle.

Front

What is the difference between a triangular prism and a triangular pyramid?

Back

A triangular prism has two triangular bases, while a triangular pyramid has one triangular base.