Two-Dimensional to Three-Dimensional Rotations

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

Which 2-D shape could be revolved about the vertical line to create the 3-D solid?

• 
• 
• 
• 

Which 3-D solid is created when the rectangle is rotated about the horizontal line?

• 
• 
• 
• 

Select the 2D object that can be rotated to form the 3D object shown.

• 
• 
• 
• 

Select the 2D object that can be rotated to form the 3D object shown.

• 
• 
• 
• 

If the rectangle below is continuously rotated about side w, which solid figure is formed?

 

• pyramid

• rectangular prism

• cone

• cylinder

A student has a rectangular postcard that he folds in half lengthwise.  Next, he rotates it continuously about the folded edge.  Which three-dimensional object below is generated by this rotation?

• 
• 
• 
• 

Which object is formed when right triangle RST shown below is rotated around leg RS?

• a pyramid with a square base

• an isosceles triangle

• a right triangle

• a cone

Triangle ABC represents a metal flag on pole AD, as shown in the accompanying diagram. On a windy day the triangle spins around the pole so fast that it looks like a three-dimensional shape.

 

 

Which shape would the spinning flag create?

• sphere

• pyramid

• right circular cylinder

• cone

Circle O is centered at the origin.  In the diagram below, a quarter of circle O is graphed. Which three-dimensional figure is generated when the quarter circle is continuously rotated about the y-axis?

• cone

• sphere

• cylinder

• hemisphere