AnswersLAUSD-Geometry B Prescriptive - SummerEffects of Changing the Dimensions of a Figure

Effects of Changing the Dimensions of a Figure Answers

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1
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A trapezoid has a perimeter of 14 feet. What will the perimeter be if each side length is increased by a factor 7?

A
21 feet
B
98 feet
C
196 feet
D
686 feet
2
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If the circle is dilated by a scale factor of , what will be the length of the new radius?

Question illustration
A
1 cm
B
4 cm
C
20 cm
D
64 cm
3

A rectangle has a width of 5 inches and a length of 9 inches. What will be the new dimensions of the rectangle after it is dilated by a scale factor of 3?

A
8 inches by 12 inches
B
15 inches by 9 inches
C
15 inches by 27 inches
D
45 inches by 81 inches
4

How will the volume of the prism change if each side is increased by a factor of 4?

Question illustration
A
The volume will be 2 times the original volume.
B
The volume will be 4 times the original volume.
C
The volume will be 16 times the original volume.
D
The volume will be 64 times the original volume.
5

The volume of a prism changes from 20 to 540 after a dilation. What was the scale factor of the dilation?

A
3
B
9
C
27
D
520
6

How will the volume of the pyramid change if each side is multiplied by a factor of ?

Question illustration
A
The volume will be 2 times the original volume.
B
The volume will be times the original volume.
Option B
C
The volume will be times the volume.
Option C
D
The volume will be times the volume.
Option D
7

How will the area of the circle change if it is dilated by a scale factor of ?

Question illustration
A
The area will be 2 times greater than the original.
B
The area will be 4 times greater than the original.
C
The area will be the original.
Option C
D
The area will be the original.
Option D
8

The circle will be dilated by a scale factor of 6.What is the value for n if the expression n represents the circumference of the circles in inches?

Question illustration
Answer not available
9

The cube will be enlarged by a scale factor of 8. What will be the volume of the new cube?

Question illustration
A
8 cubic units
B
64 cubic units
C
192 cubic units
D
4,096 cubic units
10

How will the perimeter of the rectangle change if each side is increased by a factor of 10?

Question illustration
A
The perimeter will be the original.
Option A
B
The perimeter will be the original.
Option B
C
The perimeter will be 10 times the original.
D
The perimeter will be 100 times the original.

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Effects of Changing the Dimensions of a Figure