Rotations of 2D Shapes to 3D

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

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

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What shape will the horizontal cross-section of a sphere be?

• Dome

• Circle

• Ellipse

• Rectangle

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

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Select ALL of the 2D objects that when rotated will create the 3D object.

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Name the shape

• Cone

• Cylinder

• Sphere

• Circle

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

• circle
• cone
• cylinder