3-D Cross Sections

A square pyramid is cut along the shaded plane shown. Which of the following is the cross-section of the solid created?

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Which drawing represents the SIDE view of this solid?

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A TRIANGULAR pyramid is cut along the shaded plane shown. Which cross-section is created?

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A hemisphere is cut along the plane shown. Which cross-section is created?

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Here the net of a regular dodecahedron. How many edges does it have?

• 60

• 24

• 50

• 30

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

• Dome

• Circle

• Ellipse

• Rectangle

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

What cross sections might you see when a plane intersects a cone that you would not see when a plane intersects a pyramid or a prism?

• circle

• trapezoid

• rectangle

• trapezoid

What cross-section is formed by slicing through a cube perpendicular to any face?

• rectangle

• square

• parallelogram

• triangle

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