AnswersPMHS Geometry Q2Using Triangle Congruence Theorems

Dilations Answers

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1
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A triangle is dilated by a scale factor of n = One-third . Which statement is true regarding the dilation?

Question illustration
A
It is a reduction because n > 1.
B
It is a reduction because 0 < n < 1.
C
It is an enlargement because n > 1.
D
It is an enlargement because 0 > n > 1.
2
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Sample Response: Dilations produce similar figures because the image and pre-image will have congruent corresponding angles. The corresponding side lengths of the figures will be proportional based on the scale factor. The shape is preserved and the sides are enlarged or reduced by the scale factor.

Answer not available
112279

34516895

Question illustration
A
34
B
51
C
68
D
95
112280

A rectangle is dilated by a scale factor of n = 1. Which statement is true regarding the image of the dilation?

A
The image will be smaller than the pre-image because n = 1.
B
The image will be congruent to the pre-image because n = 1.
C
The image will be larger than the pre-image because n = 1.
D
The image will be a triangle because n = 1.
112281

Rectangle LMNP was dilated using the rule DP,3. Which statements are true? Check all that apply.

A
The length of line segment M'N' is 18 units.
B
The length of segment M'N' is 14 units.
C
The dilation is a reduction.
D
The dilation is an enlargement.
E
The scale factor is .
F
The scale factor is 3.
112285

Question text not available

Answer not available
112287

A triangle is dilated by a scale factor of n = One-third . Which statement is true regarding the dilation?

Question illustration
A
It is a reduction because n > 1.
B
It is a reduction because 0 < n < 1.
C
It is an enlargement because n > 1.
D
It is an enlargement because 0 > n > 1.
112289

A rectangle is dilated by a scale factor of n = 1. Which statement is true regarding the image of the dilation?

A
The image will be smaller than the pre-image because n = 1.
B
The image will be congruent to the pre-image because n = 1.
C
The image will be larger than the pre-image because n = 1.
D
The image will be a triangle because n = 1.
112290

Rectangle LMNP was dilated using the rule DP,3. Which statements are true? Check all that apply.

A
The length of line segment M'N' is 18 units.
B
The length of segment M'N' is 14 units.
C
The dilation is a reduction.
D
The dilation is an enlargement.
E
The scale factor is .
Option E
F
The scale factor is 3.
112291

Triangle BCD was dilated using the rule .

Answers:
m∠C'B'D' = °:95
CQ =:6
B'D' =:11
112292

Triangle BCD was dilated using the rule .

Question illustration
Answers:
m∠C'B'D' = °:95
CQ =:6
B'D' =:11
112293

1.5 3✔ 69

A
1.5
B
3
C
✔ 6
D
9
112294

2✔ 112244

A
2
B
✔ 11
C
22
D
44

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