Introduction to Scale Factors

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, what is the actual distance between the 2 cities?

• 87 km

• 216 km 

• 33 km

• 192 km

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

• 20 m

• 24 m

• 16 m

• 4 m

Find missing side

• 5

• 7

• 9

• 11

The pair of figures is similar. Find the missing side.

• x = 12

• x = 3

• x = 40

• x = 4

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E

Is Figure B a scaled copy of Figure A?

• Yes

• No

Which of the following is a scaled copy of figure A?

• B

• C

• D

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90