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U7aL3 Solving Similar Polygons More Practice M16.1

Authored by Yisel Moreno

Mathematics

9th - 12th Grade

CCSS covered

Used 25+ times

U7aL3 Solving Similar Polygons More Practice M16.1
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Find the similarity ratio for the smaller polygon to the bigger polygon in simplest form.

Remember: the similarity ratio is the same as the scale factor, and any of these can be written in colon form.

Example: 1/2 can be written as 1 : 2.

3 : 5

15 : 25

1 : 2

3 : 7

Tags

CCSS.6.RP.A.3A

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the similarity ratio for the smaller polygon to the bigger polygon in simplest form.

5 : 6

15 : 18

1 : 2

3 : 5

Tags

CCSS.7.RP.A.3

CCSS.7.RP.A.2

CCSS.7.G.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The polygons shown are similar. Determine the measure of the missing side.

18

12

6

3

Tags

CCSS.6.RP.A.3A

4.

REORDER QUESTION

1 min • 1 pt

Media Image

The polygons shown are similar. Determine the measure of the missing side.

Find the scale factor.

3/6 = 1/2

Set Up Proportions

1/2 = 6/?

Cross Multiply

? = 12

Determine the corresponding sides:

6 corresponds to 3.

? corresponds to 6.

Tags

CCSS.7.RP.A.2B

5.

REORDER QUESTION

1 min • 1 pt

Media Image

3(2 + x) = 6(5)

Do the rainbow and multiply.

6 + 3x = 30

Subtract 6

3x = 24

Divide by 3

x = 8

Tags

CCSS.7.RP.A.3

6.

REORDER QUESTION

1 min • 1 pt

Media Image

12(2x - 14) = 4(18)

Do the rainbow and multiply.

24x - 168 = 72

Add 168

24x = 240

Divide by 24

x = 10

Tags

CCSS.7.RP.A.3

7.

REORDER QUESTION

1 min • 1 pt

Media Image

8(2x - 1) = 14(12)

Do the rainbow and multiply

Add 8

16x = 176

Divide by 16

x = 11

16x - 8 = 168

Tags

CCSS.7.RP.A.3

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