Unit 1 Vocab (rigid Transformations and angle relationships)

Front

Moving a figure from one position to another.

Back

Transformation

Front

Where two lines intersect

Back

vertex

Front

Transformations that do not change the size or shape of a figure

Back

Rigid

Front

A transformation that slides every point the same distance.

Back

translation

Front

Transformation turning a figure about a fixed point at a given angle and direction.

Back

Rotation

Front

Transformation that "flips" a figure over a mirror line.

Back

Reflection

Front

The figure after transformation

Back

Image

Front

Lines that never intersect

Back

Parallel

Front

A line that intersects two or more lines.

Back

transversal

Front

Opposite congruent angles formed by intersecting lines on opposite sides of a shared vertex.

Back

vertical