Rotating 3D Solids

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

Describe the cross section.

• triangle

• rectangle

• oval

• trapezoid

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

• Dome

• Circle

• Ellipse

• Rectangle

What is the area of the cross-section if the diameter of the base is 6 feet and the height of the cylinder is 8 feet.

• 24 ft²

• 48 ft²

• 8 ft²

• 4 ft²

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

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Select ALL of the following that can be created by rotating the following 2D object on any of the axes shown.

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Describe the cross section.

• rectangle

• trapezoid

• parallelogram

• triangle

Describe the cross section.

• rectangle

• square

• parallelogram

• circle

Describe the cross section.

• trapezoid

• triangle

• rectangle

• square

What is the name of this 3D solid?

• Cone

• Square Pyramid

• Triangular Prism

• Hexagonal Pyramid