Big Ideas Chapter 8 Geometry Proportionality

Review the picture.  Find the missing side measurement in the picture using a proportion.

• w = 18 m
• w = 6 m
• w=0.6 m
• w = 0.16 m

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CCSS.HSG.SRT.A.2

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW
• ΔXZY~ΔNWE
• ΔZYX~ΔENW
• ΔYZX~ΔNWE

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CCSS.HSG.SRT.A.2

If ABCDE ∼ GHJDF, then∠B is congruent to _______

• ∠H
• ∠D
• ∠F
• ∠J

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CCSS.HSG.SRT.A.2

Which triangle is similar to the above triangle ?

• A
• B
• C
• D

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CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Classify the transformation as an enlargement or reduction from right to left triangle.

• enlargement
• reduction

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CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75
• 9.75
• 10
• 12

Tags

CCSS.HSG.SRT.A.2

Two objects that are the same shape but not the same size are _______.

• Congruent
• Vertical
• Similar
• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Are the triangles similar? If so, what similarity shortcut is used? Show all work.

• Similar.  SAS
• Similar.  AA
• Similar. SSS
• Not Similar

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CCSS.HSG.SRT.B.5

The triangles are similar by...

• SAS
• AA
• Triangles are not similar
• SSS

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CCSS.HSG.SRT.B.5

Are the triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2