Did the image dilate?
No
How many degrees was the figure rotated?
90 degrees clockwise
Reflect the point (2, -4) over the y-axis.
(-2, -4)
Write the rule for this translation: Slide 3 up and 2 right
(x, y)-----> (x+2, y + 3)
Which Transformation use "flip"?
Reflection
A scale factor of less than one means?
That the prime image will be a reduction of the preimage.
Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 90° clockwise?
(x,y)→(y, -x)
Reflect (6, -3) over the line x-axis.
(6, 3)
What transformation is happening?
(x, y) ----> (x + 2, y - 3)
slide right 2, down 3
Which transformation uses "slide"?
Translation
What is the definition of dilation, in mathematical terms?
to make larger or smaller.
How many degrees was the figure rotated?
180 degrees
State the line of reflection.
Reflection across x-axis
A transformation in which a graph or geometric figure is picked up and moved to another location without any change in size or orientation.
Translation
What description would match the translation from the green triangle to the red one?
2 units to the right, 5 down
The __________ is the ratio of a length of the image to the corresponding length on the original figure.
scale factor
Rotate the point (-5,8) around the origin 270 degrees counterclockwise. State the image of the point.
(8,5)
Find K' if the figure is reflected across the x-axis
(1, 4)
How is triangle ABC being translated to triangle A'B'C'?
down 9, right 4
What is a transformation that turns a figure about a fixed point for a given angle?
Rotations
A triangle has vertices A(0,0), B(8,0), C(3,-2). Find the coordinates of the triangle after a dilation with a scale factor of 4. The dilation is (X,Y) --- (4x,4y)
A(0,0), B(32,0), C(12,-8)
Rotate the point (5,5) around the origin 180 degrees counterclockwise. State the image of the point.
(-5,-5)
The reflection of J (-1,11) is J' (-1, -11). what is the reflection of D (5, -5) when reflected over the same axis of reflection?
(5,5)
How is Quadrilateral EFGH translated to E'F'G'H'?
6 down, 3 left
State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.
(-5,-3)