Scale Factor Multiple Choice

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

• x = 20

• x = 12

• x = 5

• x = 4

Is Figure B a scaled copy of Figure A?

• Yes

• No

A rectangle that is 2 inches by 3 inches has been scaled by a factor of 7

 

What are the side lengths of the scaled copy?

• 2 inches by 21 inches

• 14 inches by 21 inches

• 21 inches by 14 inches

• 2 inches by 3 inches

Scale Factor of ½ is getting__________________ .

• Smaller

• Larger

Scale Factor of 5 is getting _________________ .

• Smaller

• Larger

What is a scale drawing?

• A drawing that shows a real object enlarged or reduced

• A drawing of the weight of an object

• A life size drawing of an object

• A drawing that shows all the sides of a building

Scale Factor of 5 is _________________ .

• Reduction

• Enlargement

• PQ

• RQ

• QR

• QP

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

Use the scale drawing to create a proportion and find the height of the tree.

• 12.5 feet

• 8 feet

• 200 feet