Lesson 3: Dilations & Similarity

What scale factor was used to produce the image?

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.7.G.A.1

Find the measure of x:

• 6
• 24
• 33
• 36

Tags

CCSS.HSG.SRT.A.2

Under a dilation, which scale factor will result in a congruent image?

• -2
• 0
• 1
• ¹/₂

Tags

CCSS.8.G.A.3

All angles in similar figures are congruent.  

• True
• False

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

TEKS.MATH.G.7A

Find missing side.

• 1/5
• 5
• 7
• 1/7

Tags

TEKS.MATH.G.7B

TEKS.MATH.G.8A

Are the two figures similar

• yes

• no

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Are the triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2

Tell whether the triangles are similar or not.

• a

• b

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

TEKS.MATH.G.7A

Tell whether the triangles are similar or not.

• a

• b

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

TEKS.MATH.G.7A

Find the missing side using proportions.

• a

• b

• c

• d

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

TEKS.MATH.G.7A