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11/25 Warm Up: Scale Factor, Proportions, and Similarity

Authored by Nelly Garcia

Mathematics

10th Grade

CCSS covered

Used 2+ times

11/25 Warm Up: Scale Factor, Proportions, and Similarity
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the scale factor is greater than one, the new figure will be

a reduction
an enlargement
a scale
not proportional

Tags

CCSS.7.RP.A.2A

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the scale factor is less than one, the new figure will be

an enlargement
a reduction
a scale factor
bigger

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

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

1/2
2/3
3/4
2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What is the scale factor?

4
.25
5
6

Tags

CCSS.6.RP.A.3A

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve the proportion.
____ = ____

p=31.3
p=308
p=924
p=532

Tags

CCSS.7.RP.A.2C

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve the proportion.

k=5
k=3.3333333
k=60
k=90

Tags

CCSS.7.RP.A.2B

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Determine whether each pair of ratios forms a proportion

Proportion

Not a Proportion

Tags

CCSS.7.RP.A.2A

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