Proportions With Scale Factor

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

• 1/3

• 48

• 4

• 3

Tags

CCSS.7.G.A.1

Determine the scale factor of the similar figures:

​ (a)  

• 4:3

• 3:4

• 20:15

• 15:20

Picture: 3 cm

Actual: 12 ft.

What is the scale factor?

Tags

CCSS.7.RP.A.2C

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

• an enlargement

• a reduction

• a scale factor

• bigger

Tags

CCSS.8.G.A.3

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

• reduction

• enlargement

• scale

• not proportional

Tags

CCSS.8.G.A.3

The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.

• 165 miles

• 50 miles

• 82.5 miles

• 41.25 miles

Tags

CCSS.6.RP.A.3B

If the scale factor is 4, what is the measurement of slide length x?

• 9

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

Is Figure B a scaled copy of Figure A?

• Yes

• No

Tags

CCSS.8.G.A.3

What is the scale factor?

• 4

• .25

• 5

• 6

Tags

CCSS.7.G.A.1

what is the length of x?

• 9mm

• 4mm

• 4/9mm

• 36mm

Tags

CCSS.7.G.A.1