Cross Section and Solids of Rotation

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

• cone

• cylinder

• pyramid

• prism

Identify the solid of revolution generated by revolving the region around the fixed line 𝓁.

• A

• B

• C

• D

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

. Triangle ABC, with vertices at A(0,0), B(3,5), and C(0,5) is graphed on the set of axes above. Which figure is formed when triangle ABC is rotated continuously about BC?

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

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Describe the cross section.

• triangle

• rectangle

• trapezoid

• square

Identify the solid of revolution generated by revolving the region around the fixed line 𝓁.

• A

• B

• C

• D

Name the solid that would be formed by rotating the shape about a given axis.

• Sphere

• Cone

• Cyliner

• Frustum

What is the cross section depicted here?

• Square

• Triangle

• Pyramid

• plane