Surface Area Answers

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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
2
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The square shown has a perimeter of 32 units. The square is rotated about line k.

Question illustration
A
a cone with a base circumference of about 25 units
B
a cone with a base circumference of about 50 units
C
a cylinder with a circumference of about 25 units
D
a cylinder with a circumference of about 50 units
3

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

A
hexagonal prism
B
octagonal pyramid
C
rectangular prism
D
pentagonal pyramid
4

The perimeter of the rectangle shown is 76 cm. It is rotated about line b.

Question illustration
A
a cone with a base radius of 26 cm
B
a cone with a base radius of 14 cm
C
a cylinder with a base radius of 26 cm
D
a cylinder with a base radius of 14 cm
5

How many vertices does a triangular prism have?

A
4
B
5
C
6
D
9
6

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
7

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
8

Quadrilateral ABDE is a rectangle. DE = 4 in. and BD = 6 in.If the rectangle is rotated about a line through CF, cylinder Y is created. If the rectangle is rotated about a line through GH, cylinder Z is created.

Question illustration
A
1
B
2
C
4
D
5
9

Which three-dimensional figure has nine edges?

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

Quadrilateral ABDE is a rectangle. AB = 10 cm and AE = 16 cm.

Question illustration
A
D and E
B
B and D
C
C and F
D
G and H

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