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17 terms

Chapter 1

STUDY
PLAY
Point
Has no dimension. Location in space.
Plane
Extends in two dimensions infinitely.
line
Extends in one dimension infinitely.
Collinear
Two or more points on the same line.
Coplanar
Tow or more objects on the same plane.
Line Segment
Part of a line that consists of 2 endpoints and all points between.
Ray
Part of a line that consists of initial starting point and all points to one side.
Opposite Ray
Two collinear rays that share the same initial point but no other points.
Intersection
When two or more objects cross or meet.
Angle
Two rays that have the same initial starting point.
Congruent
Objects having the same shape, and measurement.
Adjacent Angles
Two angles who share the same vertex and side but no common interior points.
Midpoint
A point that divides a segment into two congruent parts.
Bisect
Cuts something into two congruent parts.
Linear Pair
Adjacent angles whose non-common side is a straight angle.
Complementary Angles
Any two angles whose sum is 90.
Supplementary Angles
Any two angles whose sum is 180.