Geometry Unit 2 Vocabulary

The ray, line, or segment which divides a given angle into two equal parts

To draw or construct geometric figures which involve lines, angles, and shapes

A point on a line segment that divides it into two equal parts

An instrument used in measuring or drawing angles

When two lines are crossed by another line the angles in matching corners

A one dimensional figure, which has length but no width and extends infinitely in both directions

The angles opposite each other when two lines cross

A statement that has been proved, or can be proved

A list of statements and reasons used to prove that a given mathematical concept or idea is true

An instrument with two arms, one sharp and one with a pencil that can be used to draw circles or arcs