Definition
what is a slide
Translation
Translate point (-4, -4) using the rule (x,y) -> (x + 3, y + 4)
(-1, 0)
Reflect H(3, -4) over the y-axis (no graph)
(-3, -4)
When you dilate a figure, the shape stays the same size
False
X(3, -1) Rotate 180 degrees counter clockwise
(-3, 1)
What is a general term for four specific ways to manipulate the shape of a point, a line, or shape?
Transformation
Translate B (3,1) using the rule (x,y) -> (x-2, y + 1)
(1, 2)
When reflecting a point over the x-axis, which coordinate remains the same
x-coordinate
T(5,5) scale factor of 2
(10, 10)
M(1,4) Rotate 270 degrees counterclockwise
(4, -1)
What is the original figure called
preimage
If point J(-3,4) is moved two units right and 5 units down, what are the coordinates of point J'
(-1, -1)
Reflect points (-6, -3) over the x-axis than the y-axis.
(6, 3)
J(0, -4) scale factor of 1/4
(0, -1)
-5 + 12 (give away question)
7
What is a mirror image
reflection
If point k(1,3) is moved two units right and 5 units down, what are the coordinates of point K'
(3, -2)
Reflect J(1,1) over the y-axis and point R (5,5) over the y-axis.
J'(-1,1) R' (-5,5)
When what number is exceeded for the scale factor does the dialation become and enlargement?
When the scale factor is above 1.
If A is (12, 12) and A' is (6, 6), what is the value of k?
What is a turn
rotation
If point L(-4,1) is moved two units right and 5 units down, what are the coordinates of point L'
(-2, -4)
Reflect D(2,8) over the x-axis
(2, -8)
V(-3, 4) scale factor of 3 then reflect V' over the x-axis.
(-9, -12)
If B is 5 inches long and B' is 15 inches long, what is the scale factor?
k=3