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Similarity and Proofs

Authored by Anthony Clark

Mathematics

10th Grade

CCSS covered

Similarity and Proofs
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which similarity theorem, if any, proves that these triangles are similar?

SSS

SAS

AA

None, the triangles are not similar

Tags

CCSS.HSG.SRT.B.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the statements is true about the graphed triangles?

They are similar, because the image can be obtained by dilating about the origin with a scale factor of 2.

They are similar, because the image can be obtained by dilating about the origin with a scale factor of 1/2.

They are not similar, because the image can be obtained by dilating about the origin with a scale factor of 2.

They are not similar, because the image can be obtained by dilating about the origin with a scale factor of 1/2.

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which series of transformations could be used to show ΔABE is similar to ΔDCE?

Reflection over BC and a dilation of 1/2 about point E

Reflection over AD and a dilation of 1/2 about point E

Rotation 90o about point E and a dilation of 1/2 about point E

Rotation 180o about point E and

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Are the triangles similar?

Yes

No

Tags

CCSS.HSG.SRT.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which similarity theorem, if any, proves that these triangles are similar?

SSS

SAS

AA

None, the triangles are not similar

Tags

CCSS.HSG.SRT.B.5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which similarity theorem, if any, proves that these triangles are similar?

SSS

SAS

AA

None, the triangles are not similar

Tags

CCSS.HSG.SRT.B.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which similarity theorem, if any, proves that these triangles are similar?
(Hint: Look for non-labeled parts!)

AA

SAS

SSS

None, the triangles are not similar

Tags

CCSS.HSG.SRT.B.5

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