Properties
Translations
Reflections and Rotations
Recognize the transformation
Key Terms
100
What does not change during rigid transformations?
size and shape
100
What is a word that can describe translating an image?
Slide OR Sliding
100
What is another word to describe a reflection?
Flip OR Mirror
100
The graph depicts a rigid transformation.
What is a translation 1 unit right 2 units down? (x,y)->(x+1,y-2)
100
a rigid motion that turns a figure based on a number of degrees and direction.
Rotation
200
How many degrees make up a triangle?
What is 180 degrees.
200
What are the resulting coordinates after a translation 6 units right and 8 units down?
A(3,9) , B(5,2), and C(1,0)
A'(9,1), B'(11,-6), C(7,-8)
200
The pre-image and image after a reflection remain the same _____ from the line of reflection.
Distance
200
The given graph depicts a rigid transformation.
What is a reflection in the y-axis?
200
Two angles that sum to 90 degrees.
Complementary Angles
300
Which figure is the image in the following reflection?
The blue triangle is the image.
300
This is the image coordinate pair when the preimage (1, 6) is translated to the left 3 and down 1.
What is (-2, 5)?
300
The picture below shows this type of transformation.
90 degree counterclockwise rotation
300
The given graph depicts multiple transformations of the pre-image *. This image depicts a Reflection of * across the y-axis.
the answer is figure D
300
Another term for (0,0).
What is the origin.
400
True or False: the larger side of a triangle must be greater than the sum of the other two sides.
False.
*Remember*
little side + little side > large side
400
The shapes are translated in this direction these many units. What is the coordinate rule?
(x,y) ---> (x - 2, y + 2)
400
The figure has been reflected over this line.
The line of reflection is the x - axis
400
The given graph depicts a rigid transformation.
What is a 90-degree clockwise rotation?
400
Congruent angles on opposing sides of a transversal.
Alternate Interior Angles
500
The given conditions make up a unique triangle or multiple different triangles?
Triangle with sides measuring 3cm, 4cm, and 5cm.
What is a unique triangle.
500
What is the coordinate rule for triangle ABC?
(x,y) ---> (x - 2, y - 2)
500
When rotating a line segment 180 degrees around (0,0), the image is _____ to the preimage.
What is parallel.
500
The given graph depicts rigid transformations of the pre-image *. This triangle represents a Rotations of * 90-degrees counterclockwise about the origin.
The answer is figure B
500
The type of transformation consisting of only motions that preserves all angle measures, side lengths, area, and perimeter.
What is a rigid transformation?