Rotating 2D shapes to create 3D solids

Front

What is the result of rotating a triangle around the y-axis?

Back

Cone

Front

What three-dimensional figure is formed by rotating a semi-circle around its diameter?

Back

Sphere

Front

What solid is created when a rectangle is rotated around a horizontal line segment?

Back

Cylinder

Front

Which shape is formed by rotating a circle around an axis that is not in the same plane as the circle?

Back

Sphere

Front

What is the solid formed by rotating a right triangle around one of its legs?

Back

Cone

Front

Define a frustum in the context of 3D shapes.

Back

A frustum is the portion of a solid (normally a cone or pyramid) that lies between two parallel planes cutting it.

Front

What is the difference between a cylinder and a cone when rotated from a triangle?

Back

A cylinder is formed by rotating a rectangle, while a cone is formed by rotating a right triangle.

Front

What is the shape formed by rotating a line segment around one of its endpoints?

Back

Circle

Front

What is the result of rotating a square around an axis through its center?

Back

Cylinder

Front

What is the definition of a solid of revolution?

Back

A solid of revolution is a three-dimensional shape created by rotating a two-dimensional shape around an axis.