Scale Factor and Dimensional Analysis

What is the scale factor?

• 4

• 6

• 2.5

• 1.5

What is the scale factor?

• 1

• 2

• 3

• 4

Identify the side length in Figure 1 that corresponds to the side length MQ in figure 2.

• BC

• AE

• CD

• DE

_________ ________ is the number you multiply by the sides to create a scaled copy.

• Scale Factor

• Corresponding Angle

• Pi

• Mid Point

What is the scale factor from the original triangle to its copy?

• 1/2

• 5

• 1/4

• 1/5

This is a drawing that I made of my car. It is a scale copy of my car. The drawing is 3 cm long, and the scale factor is 1cm = 4ft. How many feet long is my real car?

• 12 feet

• 16 feet

• 10 feet

• 4 feet

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

• B

• C

• D

Is Figure B a scaled copy of Figure A?

• Yes

• No

A scaled copy is a copy of a figure where every length in the original figure is _______________ by the same number.

• multiplied

• added

• divivided

• subtracted

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