Free Printable 4.2 Similar Polygons

1.

Find the scale factor.

a)

4:1

b)

1:3

c)

2:1

d)

7:3

2.

Find the ratio of the perimeters.

a)

4:1

b)

1:3

c)

2:1

d)

7:3

3.

$\Delta NOP\ \sim\ \Delta WXY$
What is $NP$ ?

a)

4.8

b)

30

c)

6

d)

10

4.

$\Delta NOP\ \sim\ \Delta WXY$
What is $m\angle Y$ ?

a)

58

b)

49

c)

73

d)

90

5.

$\Delta JKL\ \sim\ \Delta QRS$
Find the value of z.

a)

2

b)

1

c)

-6

d)

90

6.

Determine if the triangles are similar. Justify.

a)

Yes, SAS.

b)

Yes, AA.

c)

Yes, SSS.

d)

No, not similar.

7.

Determine if the triangles are similar. Justify your answer.

a)

Yes, SAS

b)

Yes, AA

c)

No, not similar

d)

Yes, SSS

8.

Determine if the triangles are similar. Justify your answer.

a)

Yes, SAS

b)

Yes, AA

c)

No, not similar

d)

Yes, SSS

4.2 Similar Polygons

Total questions: 8

Worksheet time: 16mins

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