AnswersPA-Geometry B-CRThree-Dimensional Figures and Cross Sections

Three-Dimensional Figures and Cross Sections Answers

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1
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Which three-dimensional figure has nine edges?

A
rectangular prism
B
rectangular pyramid
C
triangular prism
D
triangular pyramid
2
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A cylinder is shown.

Question illustration
A
line
B
non-square rectangle
C
circle
D
square
3

The area of rectangle ABDE is 270 square inches. The rectangle is rotated about a line that passes through points C and F.

Question illustration
A
a rectangular prism with an edge length of 9 inches
B
a rectangular prism with an edge length of 18 inches
C
a cylinder with a base radius of 9 inches
D
a cylinder with a base radius of 18 inches
4

Which pair of figures has the same number of faces as vertices?

A
triangular prism and triangular pyramid
B
triangular prism and rectangular prism
C
rectangular pyramid and triangular pyramid
D
rectangular pyramid and rectangular prism
5

Which three-dimensional figure has the greatest number of faces?

A
hexagonal prism
B
octagonal pyramid
C
rectangular prism
D
pentagonal pyramid
8

The rectangle shown is rotated about line k.

Question illustration
A
31 sq. in.
B
50 sq. in.
C
79 sq. in.
D
314 sq. in.
9

Which three-dimensional figure has exactly three rectangular faces?

A
rectangular prism
B
rectangular pyramid
C
triangular prism
D
triangular pyramid
10

The triangle shown is rotated about line m.

Question illustration
A
38 sq. cm
B
113 sq. cm
C
201 sq. cm
D
314 sq. cm

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