Ch. 4 Vocab. (Geometry)

Front

Fixed point in dilation?

Back

center of dilation

Front

Angle formed by rays from center of rotation to a point and its image.

Back

angle of rotation

Front

Original figure before transformation?

Back

preimage

Front

Transformation that preserves length and angle measure?

Back

Rigid motion

Front

Fixed point of rotation?

Back

center of rotation

Front

Center of rotation in a figure with rotational symmetry?

Back

center of symmetry

Front

Combination of two or more transformations?

Back

Composition of transformations

Front

Transformation preserving length and angle:

Back

congruence transformation

Front

Geometric figures with the same size and shape?

Back

congruent figures

Front

Transformation that enlarges or reduces a figure with respect to a fixed point.

Back

Dilation