Vocab Flashcards
Geometry
A branch of math that deals with points, lines, planes, and solids. Examines the properties of these things
Point
A dot that has no height, width, or length . Named with a capital letter
Line
A set of points which has infinite length but no width or height
Plane
A set of points that has infinite length and width, but no height.
Space
Set of all points
Collinear points
Points that are on the same line
Non collinear points
Points not on the same line.
Coplaner points
Points in the same plane.
Non coplanar points
Points nit on the same plane.
Segment
Part of a line that consists of two points called endpoints.
Ray
The part of a line that contains an endpapers and all points extending in the other direction.
Congruent segmengs
Segments with the same length.
Bisector of a segment
Line, ray segment, or plane that divides a segment into two congruent segments.
Midpoint of a segment
A point that divides the segment into two congruent segments.
Congruent angles
Angles with the same measurement