AnswersGeometryGeometric Modeling in Two- and Three- Dimensions

Geometric Modeling in Two- and Three- Dimensions — Test Answers

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1
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What is the perimeter?

A
5 centimeters
B
10 centimeters
C
2 centimeters
D
20 centimeters
2
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What is the unfilled volume inside the cylinder?

A
320 pi cubic units
B
597 pi cubic units
C
640 pi cubic units
D
725 pi cubic units
3

Two triangular prisms are similar. The perimeter of each face of one prism is double the perimeter of the corresponding face of the other prism. How are the surface areas of the figures related?

A
The surface area of the larger prism is 2 times the surface area of the smaller prism.
B
The surface areas are the same.
C
The surface area of the larger prism is 4 times the surface area of the smaller prism.
D
The surface area of the larger prism is 8 times the surface area of the smaller prism.
5

A cylinder has a radius of 2 point 8 inches and a height of 2 point 4 inches. Which cylinder is similar?

A
Image with description A cylinder has a radius of 1.8 inches and a height of 1.4 inches.
B
Image with description A cylinder has a radius of 2.4 inches and a height of 2.8 inches.
C
Image with description A cylinder has a radius of 5.6 inches and a height of 4.2 inches.
D
Image with description A cylinder has a radius of 1.4 inches and a height of 1.2 inches.
7

What is the area of parallelogram RSTU ?

A
32 square units
B
26 square units
C
24 square units
D
38 square units
8

What is the measure of angle cap b ?

A
108 degrees
B
128 degrees
C
118 degrees
D
98 degrees
12

In the regular nonagon shown, what is the measure of angle x ?

A
60 degrees
B
40 degrees
C
45 degrees
D
36 degrees
13

What is the area of the equilateral triangle, rounded to the nearest tenth?

A
24 point 2 cm squared
B
2 point 7 cm squared
C
4 point 1 cm squared
D
16 point 2 cm squared
14

What is the volume of the pyramid?

A
11 point 1 units cubed
B
44 point 4 units cubed
C
22 point 2 units cubed
D
14 point 8 units cubed
15

What is the measure of angle BCD ?

A
25 degrees
B
155 degrees
C
40 degrees
D
140 degrees
16

Trapezoid ABCD is graphed in a coordinate plane. What is the area of the trapezoid?

A
24 square units
B
12 square units
C
20 square units
D
10 square units
17

Which expression represents the volume of the pyramid?

A
1 over 5 h 5 point 2 h cm cubed
B
1 third 5 point 2 h cm cubed
C
1 fifth 5 point 2 h cm cubed
D
1 over 3 h 5 point 2 h cm cubed
18

Which expression represents the area of the base of the pyramid?

A
3 x squared square root of 3 units squared
B
4 x squared square root of 3 units squared
C
x squared square root of 3 units squared
D
6 x squared square root of 3 units squared
20

What is the lateral area of the figure?

A
236 square inches
B
140 square inches
C
236 inches
D
140 inches

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