Geometry Midterm Vocabulary

Front

Two angles created by intersecting lines that share only a vertex. Always congruent.

Back

Vertical Angles

Front

The point in the middle of a line segment.

Back

Midpoint

Front

The point where the three perpendicular bisectors of a triangle intersect.

Back

Circumcenter

Front

A line that intersects two or more lines.

Back

Transversal

Front

Two angles that are both adjacent and supplementary.

Back

Linear Pair

Front

A line segment that connects a vertex of a triangle to the midpoint of the opposite side.

Back

Median

Front

An angle that measures more than 90 degrees but less than 180 degrees.

Back

Obtuse Angle

Front

A pair of angles that are formed when two lines intersect and are opposite each other.

Back

Vertical Angles

Front

The center of a circle that is inscribed within a triangle.

Back

Incenter

Front

A line that is perpendicular to a segment at its midpoint.

Back

Perpendicular Bisector