Scale Factor and Scale Drawings

A scale model of a house is 1 ft long. The actual house is 36 ft long. In the model, the door is 2 in. high. How many feet high is the actual door?

• 12 feet

• 6 feet

• 18 feet

• 4 feet

Tags

CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

This scale drawing shows a parking lot. What is the length of the longer side of the actual lot? 

• 63 m

• 235 m

• 315 m

• 630 m

Tags

CCSS.7.G.A.1

Is Figure B a scaled copy of Figure A?

• Yes

• No

Tags

CCSS.8.G.A.3

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

Which of the following are scaled copies of the original image? Select ALL that apply

• A

• B

• C

• D

Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?

• 14 in

• 7 in

• 42 in

• 56 in

Tags

CCSS.7.G.A.1