Geometry Vocab

Front

The same distance from each other

Back

Equidistant

Front

Same size or measurement

Back

Congruent

Front

How steep a line is. A line's rise over run

Back

Slope

Front

One angle that measures 180 degrees

Back

Straight Angle

Front

Three or more points that lie on the same line

Back

Collinear

Front

A line that intersects another line at a right angle

Back

Perpendicular

Front

A part of a line that has two endpoints

Back

Line Segment

Front

A flat surface that extends infinitely in all directions

Back

Plane

Front

An angle that measures less than 90 degrees

Back

Acute Angle

Front

An angle that measures exactly 90 degrees

Back

Right Angle