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TrevorPierceGeomStak

Geometry Vocabulary

QuestionAnswer
acute angle angle measuring less than 90 degrees
angle two rays connected by their endpoints
angle bisector cuts an angle into congruent angles
collinear points points that lie on the same line
congruent angles angles that have the same measure
congruent segments segments that have the same length
conjecture conclusion reached by inductive reasoning
coordinate a point's distance from the origin on the number line
coplanar when points are on the same plane
counterexample something that disproves a conjecture
inductive reasoning reasoning based on observed patterns
line a series of points that extend in two directions without end
midpoint point that divides the segment into two congruent segments
obtuse angle a angle that measures above 90 degrees and less than 180 degrees
opposite rays rays that start at the same point but go in opposite directions
parallel lines lines that lie on the same plane and do not intersect
perpendicular lines lines that intersect from right angles
plane a flat surface that has no thickness
point has no size but has a position
postulate an accepted statement of fact
ray the part of a line consisting of one endpoint
right angle an angle measuring 90 degrees
segment the part of a line consisting of two endpoints
skew lines noncoplanar lines that never intersect and are not parallel
space the set of all points
plane a flat surface that has no thickness
point has no size but has a position
postulate an accepted statement of fact
ray the part of a line consisting of one endpoint
right angle an angle measuring 90 degrees
segment the part of a line consisting of two endpoints
skew lines noncoplanar lines that never intersect and are not parallel
space the set of all points
Created by: ugkakarot