Cross Sections and Rotations

Front

What is a cross section?

Back

A cross section is the intersection of a solid object with a plane, revealing the internal structure of the object.

Front

What shape is the cross section of a sphere?

Back

Circle

Front

What is created when a rectangle is rotated about a horizontal line?

Back

A cylinder.

Front

What is the cross section of a cylinder when cut horizontally?

Back

Circle.

Front

What is the cross section of a cone when cut horizontally?

Back

Circle.

Front

What is the cross section of a triangular prism when cut parallel to the base?

Back

Triangle.

Front

What shape is formed by the cross section of a cube?

Back

Square.

Front

What is the cross section of a pyramid when cut parallel to the base?

Back

A smaller polygon similar to the base.

Front

What is the cross section of a rectangular prism when cut vertically?

Back

Rectangle.

Front

What is the cross section of a sphere when cut vertically?

Back

Circle.