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Similar Triangles and Polygons

Authored by Anthony Clark

Mathematics

10th Grade

CCSS covered

Similar Triangles and Polygons
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The ratio of the corresponding sides of two similar triangles is 3:5.  What is the ratio of the perimeters of these triangles?

5:3

9:25

3:5

6:10

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

2
10
12
15

Tags

CCSS.HSG.SRT.B.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)

AA

SAS

SSS

Not Similar

Tags

CCSS.HSG.SRT.B.5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement about the triangles at the right is true?

ABC is similar to ADF

∠BAC is not congruent to ∠DAF

ABC is congruent to ADF

ABC is not similar to ADF

Tags

CCSS.HSG.CO.B.7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find side length X.

16

18

2.4

15

Tags

CCSS.HSG.SRT.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

State the postulate that proves these triangles are similar.

SSS

SAS

AA

Not similar

Tags

CCSS.HSG.SRT.B.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Are these two triangles similar?  

Yes, by the SAS postulate

Yes, by the SSS postulate 

Yes, by the AA postulate

No, they are not similar 

Tags

CCSS.HSG.SRT.B.5

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