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A change in the size or position of a figure.
Transformation
Translation
Reflection
Rotation
A movement (slide) of a figure along a straight line.
Translation
Reflection
Rotation
Dilation
A transformation of a figure that flips the figure across a line.
Reflection
Translation
Rotation
Dilation
A line that a figure is flipped across to create a mirror image of the original figure.
Line of Reflection
Line of Symmetry
Congruent
Coordinate Plane
A line that divides a figure into two congruent reflected halves.
Line of Symmetry
Line of Reflection
Center of Rotation
Center of Dilation
A transformation in which a figure is turned about a point.
Rotation
Relfection
Dilation
Transformation
The point about which a figure is rotated.
Center of Rotation
Center of Dilation
Reflection
Rotation
Having the same size and shape; ≅.
Congruent
Similar
Image
Preimage
Figures with the same shape, but not necessarily the same size.
Similar
Congruent
Dilation
Coordiante
A circular movement in the right direction.
Clockwise
Counter-clockwise
Coordinate
Congruence Transformation
A circular movement in the left direction.
Counter-clockwise
Clockwise
Congruent
Similar
One of the numbers of an ordered pair that locate a point on a coordinate graph.
Coordinate
Coordinate Plane
Scale Factor
Center of Dilation
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