Vocab Flashcard 1

Front

Not an undefined term in Geometry:

Back

Angle

Front

Points on the same line.

Back

Collinear

Front

Two points and all points between them.

Back

Line Segment

Front

One dimension, represented by a line with two arrowheads, extends forever in both directions.

Back

Line

Front

Divides a segment into two equal parts.

Back

Midpoint

Front

Two adjacent angles with non-common sides as opposite rays (form a line).

Back

Linear Pair

Front

Intersects a segment at its midpoint.

Back

Segment Bisector

Front

Angle between 0° and 90°

Back

Acute

Front

Angle between 90° and 180°

Back

Obtuse

Front

Angle measuring 180°

Back

Straight