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Coplanar Lie on same plane
Collinear Lie on same line
Ray Consists of an endpoint
Segment Part of the line that consists of two points called endpoints
Line Has one dimension and extends in two directions.
Non-Collinear Doesn't lie on same line
Non-Coplanar Doesn't lie on same plane
Congruent≅ same size or same shape
angles consists of two rays with the same endpoint
postulate statement that is assumed to be true
Conjecture an unproven statement
Counterexample shows the conjecture is wrong
vertex A point where a line meets
plane has two dimensions
intersection the intersection of two points that the figures have in common
acute Less than 90°
Obtuse More than 90°
Right Exactly 90°
Straight 180°
Created by: jaredringer24