A rotation is when you do this to a figure.
What is spin or turn it?
This is the only transformation that does not preserve congruence
What is dilation?
Write the rule for a figure that is translated 3 units left and 4 units up.
What is (x-3, y+4)
Write the rule for a reflection over the x-axis?
What is (x,-y)
Write the rule for a 90 degree counter clockwise rotation
What is (-y,x)?
Find the new coordinates of (3,-2) if you dilate the point with a scale factor of 4.
What is (12,-8)?
Name one transformation that preserves congruence
What is translation, reflection, OR rotation
Write the notation of point (x,y) after it moves 3 spots to the right and 7 spots down.
What is (x+3,y-7)?
Write the rule for a reflection over the y-axis?
What is (-x,y)?
Write the rule for a 180 degree counter clockwise rotation
What is (-x,-y)?
Write the notation of point (x,y) after it is dilated by a scale factor of 6.
What is (6x,6y)?
Name one property that stays the same when a figure is dilated
What are angle measures?
Describe the translation for this notation: (x,y) --> (x + 8, y + 4)
What is a translation of 8 units to the right and 4 units up?
Write the new coordinate for the point (4,3) if it is reflected over the x-axis?
What is (4,-3)?
Write the rule for a 270 degree counter clockwise rotation
What is (y,-x)?
Describe the following transformation: (1/2x, 1/2y)
A dilation by a scale factor of 1/2
Name one property that does NOT stay the same when a figure is dilated?
What is perimeter, area, side lengths?
Write the rule for the translation of A to A'
What is (x-6, y+2)?
Write the new coordinate for the point (-5,-8) if it is reflected over the y-axis?
What is (5,-8)
(pic in email)
What is 180 degrees counterclockwise?
Write a rule to describe the dilation in the picture
(pic in email)
What is (3x,3y)?
Define congruent
Two or more things that have the same shape and size (might be moved, flipped, or rotated - but still same shape)