Unit 2 Geometry Vocab Review

Front

Definition of midpoint of a segment?

Back

Point that divides a segment into 2 congruent segments.

Front

Definition of Perpendicular Bisector

Back

A line, segment, or ray that creates right angles at the midpoint of another segment.

Front

Transformation that moves a graph or figure without changing size or orientation.

Back

Translation

Front

Transformation where a geometric figure is a mirror image across a line.

Back

Reflection

Front

Original figure before transformation?

Back

Pre-image

Front

Name of a figure after transformation?

Back

Image

Front

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

Back

rotation

Front

A rigid motion is a transformation that preserves size and shape.

Back

preserves size and shape.

Front

Definition of perpendicular lines?

Back

Lines that intersect to form right angles.

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.