A group of transformations that keeps distance and angles measures the same
What is Rigid Motion or Transformation
What is another word for Translation?
Slide
Identify the x-axis and the y-axis on the graph.
What is another term for the word rotation?
What is "turn"?
What transformations take Triangle A to Triangle C?
Reflection over y-axis
Reflection over x-axis
Two or more lines that never intersect
What is parallel lines
What information do you need in order to perform a translation?
Direction left/right and direction up/down or diagonal
Reflect the point (2, 1) across the y-axis. What are the coordinates?
(-2, 1)
90 degrees clockwise is the same as _______ degrees counterclockwise
270
What sequence of transformations takes you from shape 2 to shape 3?
Reflection over y-axis
Same size and shape
congruent
Translate the point (3, 2) up 4 units and left 8 units. What are the coordinates?
(-5, 6)
Reflect the point (8, -6) across the y-axis. What are the coordinates?
(-8, -6)
How many quadrants does a figure move if it is roatated 180 degrees?
2
What sequence of transformations takes you from SRQPT to S"R"Q"P"T"?
Rotate 90 degrees C.W.
Reflect across x-axis
The image of A after some transformation. How do you write it?
A' or (A prime)
Translate the point (3, 2) down 2 units and right 4 units. What are the coordinates?
(7, 0)
Reflect the point (2, 1) across the x-axis. What are the coordinates?
(2, -1)
Rotate the point (2, 3) 180 degrees about the origin. What are the coordinates of the new point?
(-2, -3)
What is the sequence of transformations to get from P to Q?
Translation
Reflection across x-axis
The number of degrees in a full rotation. Hint: Degrees in a Circle
360
Translate the point (-4, -7) up 14 units and right 9 units. What are the coordinates?
(5, 7)
Reflect the point (14, 14) across the x-axis. What are the coordinates?
(14, -14)
Rotate the point (2, 3) 90 degrees clockwise about the origin. What are the coordinates of the new point?
(-3, 2)
What is the sequence of transformations that takes ABC to A"B"C"?
Reflection across y-axis
Translation down 5 and left 2