Similar Figures Dilations Proportions

Triangle ABC is dilated to produce triangle A'B'C' with scale factor 3/4 . Which describes the relationship between the two triangles?

• Triangle A'B'C' is an enlargement of triangle ABC

• Triangle A'B'C' is a reduction of triangle ABC

• Triangle A'B'C' is a mirror image of triangle ABC

Tags

CCSS.8.G.A.3

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

Tags

CCSS.HSG.SRT.A.2

When a dilation has a scale factor greater than one, the dilation is an enlargement.

• True

• False

Tags

CCSS.8.G.A.3

Find the measure of x:

• 6

• 24

• 33

• 36

Tags

CCSS.HSG.SRT.A.2

Find the missing length.

• 21

• 18

• 16

• 24

Tags

CCSS.HSG.CO.C.9

Find the missing length.

• 4

• 10

• 8

• 12

Tags

CCSS.HSG.SRT.B.4

Determine whether the triangles are similar.

• SSS~

• AA~

• SAS~

• not similar

Tags

CCSS.HSG.SRT.B.5

What is the Reasons for #2 and #3?

• #2 - Corresponding Angles

  #3 - AA ~

• #2 - Reflexive

  #3 - AA ~

• #2 - Reflexive

  #3 - SAS ~

• #2 - Corresponding Angles

  #3 - SAS ~

Tags

CCSS.HSG.SRT.B.5

What is Statement #2?

• 
• 
• All are correct

Tags

CCSS.HSG.SRT.A.2

Triangle CDE is dilated using center C, and the new image is triangle CAB. What do you know about angle 1 and angle 2?

• They are both divisible by 2

• They are the same measure

• They get bigger

• They get smaller

Tags

CCSS.8.G.A.3