Term

Definition
a location in space without size/shape 


Term

Definition
an infinite number of points extending in opposite directions forever 


Term

Definition
at least 3 nonlinear points that makes a 2 dimensional flat surface 


Term

Definition
an infinite number of points that extents straight between 2 endpoints 


Term

Definition
an infinite number of points that extends from one point in one direction (straight) forever 


Term

Definition
2 rays that meet at a common endpoint called a vertex 


Term

Definition
an angle that measures 90 degrees 


Term

Definition
An angle that measures greater than 90 degrees but less than 180 degrees 


Term

Definition
an angle that measures exactly 180 degrees 


Term

Definition
2 angles whose sum measures 90 degrees 


Term

Definition
2 angles whose sum measures 180 degrees 


Term

Definition
intersection where two lines, rays, line segments meet 


Term

Definition
an angle that measures less than 90 degrees but greater than 0 degrees 


Term

Definition


Term

Definition
to cut something into 2 equal parts 


Term

Definition
2 lines in the same plane that never intersect (railroad tracks) 


Term

Definition
a line, ray, or line segment that crosses 2 or more other lines 


Term

Definition
opposite angles that are created from 2 intersecting lines 


Term
alternate interior angles 

Definition
2 angles that are between 2 lines and on the opposite side of a transversal 


Term

Definition
2 angles that are on the same side of a transversal and one is inside a set of parallel lines and the other is outside the parallel lines 


Term

Definition
a line that cuts a segment into 2 equal parts 


Term
perpendicular lines (orthogonal) 

Definition
2 lines that intersect at right angles 


Term

Definition
the point on line that is halfway between two endpoints 


Term

Definition
2 segments that are equal in length 

