CCSS.Math.Content.HSG.SRT.A.3

Are the two ratios proportional?

• YES
• NO

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CCSS.Math.Content.HSG.SRT.A.3

Is ∆EFG∼∆LMN?

• No, not similar.
• Yes, similar by AA.
• Yes, similar by SSS.
• Yes, similar by SAS.

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CCSS.Math.Content.HSG.SRT.A.3

Tell whether the two figures are similar. Explain your reasoning.

• Yes, similar because they are the same shape and side lengths are proportional.
• No, not similar because they are the same shape, but side lengths are not proportional.
• Yes, same shape
• No, different sizes

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CCSS.Math.Content.HSG.SRT.A.3

All angles in similar figures are congruent.  

• True
• False

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CCSS.Math.Content.HSG.SRT.A.3

What similarity theorem would prove that these triangles are similar?

• SAS∼
• SSS∼
• AA∼
• Not Similar

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CCSS.Math.Content.HSG.SRT.A.3

What is the scale factor from the large triangle to the small triangle?

• 1/2
• 2/3
• 3/4
• 2

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CCSS.Math.Content.HSG.SRT.A.3

Find the value of x using proportions.

• a

• b

• c

• d

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CCSS.Math.Content.HSG.SRT.A.3

Which figure is similar?

• A

• B

• C

• D

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CCSS.Math.Content.HSG.SRT.A.3

Are these two triangles similar? Which similarity criterion do you use to prove it?

• Yes, SSS

• Yes, SAS

• Yes, AA

• Not similar.

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CCSS.Math.Content.HSG.SRT.A.3

Determine if the triangles are similar. If so find the scale factor.

• Yes, by SAS. Scale factor is 3/2

• Yes, by SAS. Scale factor is 1/2

• Yes, by SAS. Scale factor is 3/1

• No, not similar.

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CCSS.Math.Content.HSG.SRT.A.3