Transformations That Preserve Congruence

Which of the following has been PRESERVED?

• Size

• Shape

• Orientation

• None of these

Tags

CCSS.HSG.CO.A.2

Which statement is true about the transformation?

• The transformation preserves congruency and maintains orientation.

• The transformation preserves congruency and does not maintains orientation.

• The transformation does not preserves congruency but maintains orientation.

• The transformation does not preserves congruency or maintains orientation.

Tags

CCSS.HSG.CO.A.2

Select all transformations that maintain angle measure and side length

• Translations

• Rotations

• Dilations

• Reflections

• Symmetry

Tags

CCSS.HSG.CO.A.2

Does the transformation shown preserve congruence and/or orientation?

• Congruence yes, Orientation yes

• Congruence No, Orientation No

• Congruence No, Orientation yes

• Congruence Yes, Orientation No

Tags

CCSS.HSG.CO.A.2

• A

• B

• C

• D

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Yes. A dilation with center (0,0) and a scale factor of 1/2 maps ABC to ADE.

• Yes. A dilation with center (0,0) and a scale factor of 1/2 maps ABC to ADE.

• Yes. A dilation with center (0,0) and a scale factor of 2 maps ABC to ADE.

• Yes. A translation 2 units up and 4 units right maps ADE to ABC.

• No. ABC is not similar to ADE.

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

A dilation with center (0,0) and a scale factor of 1/2 maps ABC to ADE.

• Yes. A dilation with center (0,0) and a scale factor of 1/2 maps ABC to ADE.

• Yes. A dilation with center (0,0) and a scale factor of 2 maps ABC to ADE.

• Yes. A translation 2 units up and 4 units right maps ADE to ABC.

• No. ABC is not similar to ADE.

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Which of the following does NOT preserve congruence?

• Dilations

• Translations

• Reflections

• Rotations

Tags

CCSS.HSG.CO.A.2

Identify which transformations do and do not preserve distance.

d

c

b

a

2 Does

1 Does

4 Does not

3 Does

Tags

CCSS.HSG.CO.A.2

Does the transformation shown preserve congruence and/or orientation?

• Congruence yes, Orientation yes

• Congruence No, Orientation No

• Congruence No, Orientation yes

• Congruence Yes, Orientation No

Tags

CCSS.HSG.CO.A.2