The line of symmetry for a reflection is called a ______ line?
What is a mirror line?
100
A _____ rotation can be done either clockwise or counterclockwise.
What is 180 degree?
100
Congruence figures have the same shape and _____.
What is size?
200
Up/down movement affects this coordinate.
What is y coordinate.
200
You can also reflect an image about a ______ as well as a line.
What is a point?
200
A 90 degree counterclockwise rotation of a point in the 1st quadrant about the origin will move the point to the ______ quadrant?
What is 2nd?
200
Dragging an icon across a computer desktop without changing the size of the icon is an example of _______.
What is translation?
300
The pre-image and after image of a translation are _____.
What is congruent.
300
The rule for the reflection of a point about the _____ axis is (x,y) maps to (x,-y).
What is the x-axis?
300
A point on the negative y-axis is rotated 90 degrees clockwise about the origin. It will now be a point on the _______.
What is the negative x axis?
300
A point in the 3rd quadrant is reflected through the origin and then rotated 90 degrees clockwise about the origin. It now resides in the ______ quadrant.
What is 4th quadrant?
400
Point A' = (10, 15) is on the after-image. Point A = (7, 17) is on the pre-image. The horizontal rule is ______.
What is x + 3?
400
The rule for the reflection about the line _____ is
(x,y) maps to (y,x).
What is y = x?
400
A figure with rotational symmerty 2 can be rotated _____ degrees about its center point and not change the way the figure looks.
What is 180 degrees?
400
The order in which you perform rigid body transformations can be important; therefore rigid body transformations cannot be said to be ____________.
What is commutative?
500
Point C = (-3, -8) is on the pre-image. Point C' = (-11, 7) is on the after image. The vertical rule is _____ .
What is y + 15?
500
Unlike a ______, a reflection can change the direction of an object in space.
What is a translation?
500
A 180 degree rotation about the origin combined with a 90 degree clockwise rotation about the origin is the same as a single ______ rotation.
What is a 90 degree counterclockwise rotation?
500
No matter how many rigid body transformations you apply to a geometric figure, the pre-image will always be ______ the after-image.