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vocab w0rds

unit 2 vocavulary

QuestionAnswer
acute angle smaller than 9o degrees
congruent angles angels have the same measurement
coplanar points and lines in the same plane are coplanar
midpoint were two lines meet.
perpendicular lines they intersect to form right angles
ray start at the same point.. and go in oppisite directions.
space is the boundless 3-demensional set of all points.
angle is two rays that are cannected at the end point.
congruent segments segments that have the same length.
counterexample a perticular example or instence of the example that makes the statement false
obtuse angle an angle that is more than 90 degrees measurement
plane a flat surface that hasno thickness, it extends without end in all directions.
right angle an angle that makes a 90 degrees measurement
Angle bisector a ray that divides an angle into two congruent.
conjecture conclusion reached by using inductive reasoning.
inductive reasoning a type or reason in which that reaches conclusionbased on a pattern of specific examples for past events.
opposite rays collinear rays with the same endpoint.
point has no length. wisth, or thickness, but has a position.
segment is the part of a line consisting of two points called endpoints and all points between them.
collinear points points that lie on the same line are collinear points
coordinate is its distance and direction from the orgin of a number line.
line has lengt, but no width or thickness it extends with out end in two directions
parrallel lines lines that are the same and never intersect.
posulate or axioma is an accepted statement of fact
skew lines lines that do not lie in the same plane.
Created by: ozzie
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