Scaling and Scale Factor Test Review

What is the scale factor from ΔABC to ΔDEF?

• 1/2

• 7/3

• 2

• 10/3

If the scale factor is 4, what is the measurement of slide length x?

• 21

• 1.25

• 20

What is the scale factor?

• 4

• 6

• 2.5

• 1.5

Line CB corresponds with what line? 

• SR

• PQ

• SP

• RQ

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

• B

• C

• D

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

• Scale Factor

• Corresponding Angle

• Pi

• Mid Point

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

Is Figure B a scaled copy of Figure A?

• Yes

• No

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

• 1/2

• 5

• 1/4

• 1/5