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1.
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A toy storage shelf is shown below. Use this diagram to answer the following
questions.
 Which horizontal faces are
parallel? a. | yellow | b. | red | c. | blue | d. | green |
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2.
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Which vertical faces are parallel?
a. | red | b. | blue | c. | yellow | d. | green |
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3.
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Which pair of faces are perpendicular?
a. | none | b. | green and blue | c. | blue and red | d. | red and
green |
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4.
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 Which pair of lines are parallel and
vertical?
a. | red and black | c. | green and blue | b. | blue and yellow | d. | black and green |
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5.
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Which pair of lines are perpendicular in the diagram from question 4?
a. | green and yellow | c. | black and yellow | b. | yellow and red | d. | green and red |
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6.
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Which two lines are parallel and horizontal in the diagram from question
4?
a. | black and blue | c. | black and yellow | b. | yellow and red | d. | green and blue |
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7.
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This triangular prism has 3 rectangular faces and 2 triangular faces. Use this
diagram to answer the following questions.
 Which edge is perpendicular to edge
AB?
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8.
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Which edge is parallel to edge DE?
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9.
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Which edge is parallel to edge BF?
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10.
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Which edge is perpendicular to edge CF?
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