Scale Drawing Review

Find the scale factor of the enlargement from A to C

• 2

• 1/2

• 3

• 1/3

A scale drawing that measures 8 units wide and an original that measures 4 units wide has a scale factor of...

• 2:1

• 8:1

• bigger

• 1:2

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

• an enlargement

• a reduction

• a scale factor

• bigger

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 3 feet

• 3/4 feet

• 4 feet

Megan drew a scale drawing of a house and its lot. The scale she used was 1 inch = 2 feet. The backyard is 78 feet long in real life. How long is the yard in the drawing?____ = ____

• 39 inches

• 156 inches

• 38 inches

• 157 inches

If a Scale Factor is between 0 and 1, then your figure gets...

• Smaller

•  Bigger

• Does not change

If a Scale Factor if greater than 1, then your figure gets...

• Smaller

• Bigger

• Does not change

Solve the proportion:

• 4

• 8

• 14

• 10

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches

• 60 inches

• 1/30 inch

• 30 inches

A map has a scale of 1 cm=5km.  On the map, two cities are 3 cm apart. What is the actual distance between these cities? 

• 7 km

• 5 km

• 15 km

• 17 km