Translation
What is translate?
Sliding an image.
What is a reflection?
A transformation representing a flip of a figure.
What generally is a rotation?
Rotation is a turn or shift going clockwise or counterclockwise
Is dilation a rigid motion?
No
If adding to x, what way do you move?
Right.
What is the equation when reflecting over the x-axis?
(x,-y)
How would you change the coordinates if you want to rotate 90 degrees ccw
(X,Y) to (-Y,X)
Is a scale factor of K=2 an enlargement or a reduction?
Enlargement
Translate point (-2,4) Down 1 Right 4
(-1,8)
Reflect these points. (-4,5) and (-2,4).
(-4,-5) and (-2,-4)
Rotate the coordinates (4,8) 90 degrees ccw
(4,8) to (-8,4)
Dilate (5,2) and (4,4) by a scale factor of K=2
(10,5) and (8,8)
What is this translation? A (-4,-6) B (2,-4) to A' (-6,-2) B' (0,0)
Down 2 Right 4 or Right 4 Down 2
What is this reflection? A (-8,-7) B (-6,-5) to A' (7,8) B' (5,6)
y=-x
Given the coordinates (6,7) and it’s rotated coordinates (7,-6) what degree was it rotated at?
270 degrees ccw
A side of a square has a length of 7 that was dilated by a scale factor of k=2. What is the new length after it was dilated?
14