Scale Factor
Scale Copy
Corresponding
Multiplication
Division
100
What is the scale factor from figure A to Figure B
Figure A Figure B
Scale Factor=3
100
What is the scale factor?
1
100
What is the corresponding side of side AC?
Side DF
100
5 x 8
40
100
15/5
3
200
What is a scale factor?
The number you multiply by the original length to find the scale copy length.
200
Is rectangle B a scale copy of Rectangle A? If so, what is the scale factor? 
Yes.
Scale factor=10
200
What's the corresponding angle for angle ABC?
Angle DEF
200
18*19
342
200
143/11
13
300
Formula for Scale Factor
What is Scale copy divided by the Original?
s/o
300
The scale factor from ABC to DEF is 3.
Angle ABC has an angle of 20 degrees.
What is the angle measure of the corresponding angle?
20 degrees.
The angle size does not change regardless of the scale factor.
300
What is the corresponding angle to angle ACB?
Angle XZY
300
24*1/4
6
300
288/16
18
400
Is the scale factor greater than 1, less than 1, or equal to 1?
Greater than 1
400
Is Rectangle B and scale copy of rectangle A? Explain how you know.
Rectangle A Rectangle B
No 2/3 does not equal 1/2
400
Triangle DEF is a scale copy of triangle ABC with a scale factor of 2.5. Segment AB has a measurement of 6 inches. This is the measurement of segment DE.
15
400
12*2/3
6
400
625/25
25