Vocab Geo #2

The intersection of two rays at an endpoint

• point

• angle

• Straight angle

The common end point of an angle. (Where the two rays/sides intersect)

• Vertex

• line

• middle point

An angle with a degree measure of 90 degrees

• obtuse angle

• right angle

• crooked angle

An angle with a degree measure less than 90 degrees

• 90 degree angle

• obtuse angle

• acute angle

An angle with a degree measure of more than 90 degrees

• right angle

• obtuse angle

• degree angle

An angle with a degree measure of 180 degrees

• congruent angle

• side angle

• straight angle

Two angles that have the same measure

• Congruent angle

• same angle

• double angle

Two angles that share a common side and vertex (next to each other)

• parallel angle

• adjacent angles

• common side angles

A line or ray that divides into two equal parts

• Supplementary angle

• complimentary angle

• Angle bisector

Two angles directly across from each other on intersecting lines

• complimentary angles

• cross angles

• verticle angles