What are the main two lines on our graph that we use for reflections?
What is the x-axis and y-axis?
This angle of rotation creates the same image if it's rotated clockwise or counterclockwise.
What is a rotation of 180 degrees?
Write the notation of point (x,y) after it moves 3 spots to the left and 7 spots up.
What is (x - 3, y + 7)?
The rotation that creates the same image as a rotation 270 degrees counterclockwise.
What is a rotation 90 degrees clockwise?
A vector has both __________ and ___________.
What is magnitude and direction?
A vector written in the form <x, y>.
What is component form?
The coordinate mapping for a rotation counterclockwise of 90 degrees.
What is (x, y)-->(-y, x)
Graph rectangle DEFG after a reflection over the y-axis. D(-5,5) E(5,-8) F(-8,8) G(8,5)
What is D'(5,5), E'(-5,-8), F'(8,8), G'(-8,5)?
This angle of rotation maps (x, y)-->(y, -x).
What is rotation 270 degrees counterclockwise or 90 degrees clockwise?
Figure QRST has vertices Q(2,-1), R (6,-1), S(6,-3) and T(2,-3). Which will be the coordinates of vertex R after the rectangle is rotated 90ยบ counterclockwise about the origin?
What is R'(1,6)?
The transformation that is a combination of a reflection and a translation.
What is glide reflection?
Find the coordinates of A' and B' when A(-3, -2) and B(-1, 2) are rotated counterclockwise 180 degrees.
What is A'(3, 2) and B'(1, -2)?
Find the coordinates of B" when A(5, 0), B(5, 5), and C(2,4) undergo the following composition: translate (x, y)-->(x+6, y-5), then rotate counterclockwise 270 degrees.
What is B"(0, -11)?