Geomery 1-2 1-7 Test VOCAB
Ray
Part of a lime that contains 1 endpoint. Can have infinite points on one side
line
The intersection of 2 planes. - Straight path in 2 opposite directions
Verticle Angles
Two angles that are oppisite rays think "X"
Degrees
What we measure angles in
bisector
a ray that divides an angle into 2 congruent angles
postulate/axiom
an accepted statement or fact that isn't proven
Midpoint
divides the segment into congruent segments
Acute
greater than 0, but less than 90 are called
obtuse
greater than 90 degrees but less than 180
Point
the intersection of 2 DISTINCT lines. - indicates location no size
oppisite rays
2 rays that share the same endpoints and form a line
Congruent
2 segments which have the same length are ________ segments
plane
A flat surface and has no thickness. No symbol.
Linear Pair
Adjacent angles whos non common sides are oppisite rays
segment
Is part of a line that consists of 2 endpoints and all the points inbetween
complimentary
Measures that are exacly 90 degrees are
Space
The set of all 3 points in 3 dimensions
adjacent angles
To COPLANAR angles with a common side, vortex and no common interior points