Geometry Vocabulary

Front

A figure created by two distinct rays that share a common endpoint (also known as a vertex)

Back

Angle

Front

The amount of rotation (in degrees) of a figure about a fixed point such as the origin.

Back

Angle of rotation

Front

A point, line, or line segment that divides a segment or angle into two equal parts.

Back

Bisector

Front

The set of all points equidistant from a point in a plane

Back

Circle

Front

Having the same size, shape and measure. ∠ A ≈ ∠ B indicates that angle A is congruent to angle B

Back

Congruent

Front

Angles that have the same relative position in geometric figures

Back

Corresponding Angles

Front

Sides that have the same relative position in geometric figures

Back

Corresponding Sides

Front

The point at each end of a line segment or at the beginning of a ray

Back

Endpoint

Front

The result of a transformation

Back

Image

Front

The point at which two or more lines intersect or cross

Back

Intersection