Scale Factor
Scale Factor 2
Properties of dilations
Finding the scale factor
Random Trivia
100
Point A (3, 7) Scale factor 5, what is Point A'?
(15, 21)
100
Point A (20, 10) was dilated by a scale factor of 1/2. What are the coordinates of A'?
A' (10, 5)
100
Does a dilation with a scale factor of 5/3 make the image enlargement or reduction
enlargement
100
Find the Scale factor.
k=3
100
What is Mrs. Wilson's favorite animal?
Dogs
200
A(3, 6) Scale factor of 3, what is A'
A' (9, 18)
200
Point A(20, 10) and B(15, 25) was dilated by a scale factor of 1/5. What are the coordinates of A' and B'?
A'(4, 2) and B'(3, 5)
200
The scale factor of 2/3, is it an enlargement or reduction?
reduction
200
Find the scale factor.
k= 1/4
200
What is Mr. Taylor's biggest pet peeve?
Students distracting other students
(ex. King singing, John traveling across the entire room, or tardiness all get +100 bonus)
300
E(3, 6) and F(4, 2) Scale factor of 7, what is E' and F'
E'(21, 42) and F'(28, 14)
300
Point A (2,3), Point B (1, -4), and Point C (1, 1) were dilated by a scale factor of 2. What are the coordinates of A', B', C'?
A'(4,6) B'(2, -8) C'(2, 2)
300
Scale factor is 3/2, reduction or enlargement
enlargement
300
Find the scale factor.
k = 4
300
What is Mrs. Wilson's pet peeve?
Chewing gum!
400
A (12, 6) and the scale factor is 1/2, what is A'?
(6, 3)
400
A(4 , 5) B (1, 2) C( 1, 3), D (9, 6). Scale factor is 6, what is A', B' C', D'?
A'(24, 30), B' (6, 12), C' (6, 18), D' (54, 36)
400
Scale factor of 1/2, enlargement, or reduction
reduction
400
Circle A was dilated to create Circle B. Find the scale factor.
(x,y) → ( 2/5 x, 2/5y)
400
How many kids does Mrs. Wilson have?
2
500
The scale factor is 1/3: A (0, 3), B (3, -6), what is A' and B'?
A' (0, 1), B' (1, -2)
500
Point A (7,3), Point B (1, -4), and Point C (3, 2) were dilated by a scale factor of W. What are the coordinates of B'?
B'(1W, -4W)
500
What operation are you using with the scale factor?
multiply
500
Find the Scale factor
k=3
500
Mr. Taylor had two relatives who worked here during your 6th and 7th grade years. They do not work here this year. Who are they and what subject did they teach?
Michelle Taylor (Ms. Taylor) - History
Esther Taylor (Ms. Taylor) - ELD (English language development)