Rotation to Solids

A rectangle and a horizontal line segment are shown. What is the resulting object when the rectangle is rotated around the horizontal line segment?

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

• Dome

• Circle

• Ellipse

• Rectangle

What shape will the cross-section parallel to the base of a cone be?

• Dome

• Circle

• Pyramid

• Triangle

A semi-circle with points A and B is shown. When the semi-circle is rotated about the side AB, which of the following three-dimensional figures is created?

• cone

• cylinder

• cube

• sphere

What shape will the cross -section perpendicular to the base of a cylinder be?

• Circle

• Triangle

• Rectangle

• Ellipse

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

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

• A

• B

• C

• D

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

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

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