Use translation notation to describe going up 6 units and 4 units to the left.
(x - 4, y + 6)
PQR is rotated 90° clockwise about the origin. The vertices of the triangle are P(3, 1), Q(1, 4), and R(2, -5).
P'(1, -3), Q'(4, -1), R'(-5, -2)
Describe this Transformation:
Y(-5, 6) --> Y' (5, 6)
Reflection over y-axis
(12, -36)
The graph depicts a transformation. What is the transformation? Give the words and the notation.
Translation: 1 unit right 2 units down: (x + 1, y - 2)
Adding to the x-coordinate moves a figure in this direction.
to the right
If both coordinates change signs what transformation occurred?
180 degree rotation about the origin
This coordinate stays the same when a figure is reflected over the y-axis.
the y-coordinate.
If a line has points U(6,0) and S(4,5) --> U'(3,0) and S' (2, 2.5) what is the scale factor of the dilation?
k= 1/2
The given graph depicts a transformation.
reflection across the y-axis
If (1, 6) is translated to the left 3 and down 1, what are the new coordinates?
(-2, 5)
The segment below has been rotated 90o in what direction?
counter clockwise about the origin
Graph and label the image of YZW after a reflection over the y-axis.
Y' (4,2) Z' (-4,2) W' (0,-4)
Graph and label the image of YZW after a dilation by a scale factor of 1/2 .
Y' (-2,1) Z' (2,1) W' (0,-2)
The given graph depict multiple transformations of the pre-image *. This image depicts a Reflection of * across the y-axis.
D
Graph and label the image of YZW after a translation 2 units right and 1 unit down.
Y' (-2,1) Z' (6,1) W' (2,-5)
This is the coordinate M' after the figure below is rotated 180o clockwise.
(-6, -6)?
The figure has been reflected over this line.
the x-axis
A projector transforms the image on a computer screen so that it is dilated by a scale factor of 7/2 . If the original image on the screen is 10 inches wide, find the new width after it is projected on the wall
35 in
The given graph depicts a rigid transformation.
90-degree clockwise rotation about the origin
Using translation notation, what is the translation rule for the figure to image below?
(x - 2, y +2)
What are the coordinates of the image of A(-2, 5) after it is rotated 270° counter clockwise about the origin?
A' (5,2)
The triangle NL'M' shown was reflected over the x-axis. Find the original coordinates of the triangle NLM
N(-2, -1), L(2, -3), M(4, 0)
In the figure at the right, X' Y' Z' is a dilation of XYZ. Find the scale factor of the dilation, and classify it as an enlargement or a reduction.
2, enlargement
The given graph shows transformations of the pre-image . Triangle * will have a Rotations of 90-degrees counterclockwise about the origin. Where will the new figure be?
Figure B