Unit 1 Scale Drawings Review

Scale factor is _________

• the number you multiply the original shape by in order to get the scale copy
• the number you divide the original shape by in order to get the scale copy
• the number you add the original shape by in order to get the scale copy
• the number you subtract the original shape by in order to get the scale copy

Tags

CCSS.7.G.A.1

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

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A scale drawing of a backyard uses a scale of 1in = 7ft. If the actual width of the backyard is 49 ft, how wide is the backyard in the drawing?

• 14 in

• 7 in

• 42 in

• 56 in

Tags

CCSS.7.RP.A.2C

A map says that 2 in represents 16 miles. What is the distance on the map (in inches) that represents the actual distance of 40 miles?

• 8 inches

• 2.5 inches

• 5 inches

• 20 inches

Tags

CCSS.6.RP.A.3B

The scale on a map says that 3 cm represents 12 km. What is the actual number of km represented by 5 cm on the map?

• 1.5 km

• 20 km

• 2.4 km

• 60 km

Tags

CCSS.6.RP.A.3B

On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.

What scale was used to create the map?

• 42 inches = 1 mile
• 1 inch = 42 miles
• 40 inches = 1 mile
• 
  1 inch = 40 miles

Tags

CCSS.7.RP.A.2C

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

The second H-shaped polygon is a scaled copy of the first. What is the scale factor from the original polygon to its smaller copy?

• 1/4

• 4

• 2

• 1/2

Tags

CCSS.7.G.A.1