What doesn't change during the types transformations we have learned about? (except dilations)
size, shape, or the result is a congruent figure.
What is another word (verb) for translation?
slide or Shift
What is another word (noun) for reflection?
flip or mirror
Inverted is cool too
What rigid transformation is this? Be specific.
90-degree clockwise rotation
The graph depicts a rigid transformation. Describe it.
What is a translation 1 unit right 2 units down?
or
(x,y)->(x + 1, y - 2)
What are the three types of transformations we have learned?
translations, reflections, rotations
Describe the transformation using 2 directions. Green is the Pre-image
left two units, up two units
This coordinate changes when a figure is reflected over the x-axis.
y-coordinate
The picture below shows this type of transformation.
rotation
The given graph depicts a transformation of the pre-image *. Describe the transformation in detail.
This is a reflection across the y-axsis.
What is the notation(symbol) used to differentiate the preimage from the image? (preimage=original)
prime or ' or (A')
TRIVIA
What is a group of cows called?
A murder
The given graph depicts a rigid transformation. Describe it.
reflection in the y-axis
Which rotation results in the same location whether clockwise or counter-clockwise?
180o
Describe this transformation in detail.
180 degree rotation
What color is the Pre-image in this reflection?
red
Translate the preimage (1, 6), 4 units left and up 3 units. What is the coordinate pair of the new image.
(-3, 9)
Describe this transformation
Reflection over the x-axis
Jade rotates ABC 180 degrees. The pre-image coordinates are A (-3, 4) B (-5, 2) C (-1, 3). What are the new coordinates?
A' (3, -4) B' (5, -2) C' (1, -3)
Identify the transformation that has occurred.
Reflection across the x-axis.
How many quadrants does 180 degrees move
2
Which tramsformation paps figure ABCD onto figure A'B'C'D'.
A(2,2) B(5,2) C(5,6) D(2,6)
A'(2,6) B'(5,6) C'(5,10) D'(2,10)
Translation of 4 units up
What are the new coordinates if ABCD is reflected over the x-axsis?
A (-4 , 2) B (-2, 2) C (-1, 6) D (-5, 6)
A' (-4 , -2) B' (-2, -2) C' (-1, -6) D' (-5, -6)
Sami plots triangle ABC in the coordinate plane. Its vertices are (-1, -3) (-4, -5) (-7, -2).
She rotates the triangle 90 degrees counterclockwise. What are the new coordinates?
(3, -1) (5, -4) (2, -7)
Which figures are not a Rigid Transformation of A?
B, C, E