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Points, Lines, and Planes
Terms in this set (31)
A location in space.
An undefined term in geometry, a straight path that has no thickness and extends forever.
a flat surface that has no thickness and extends forever
part of a line with two endpoints
A part of a line, with one endpoint, that continues without end in one direction
two rays that have a common endpoint and form a line
points that lie on the same line
points that lie on the same plane
points that do not lie on the same line
points that do not lie on the same plane
A point that divides a segment into two congruent segments
a ray that divides an angle into two congruent angles
a segment, ray, line, or plane that intersects a segment at its midpoint
two angles that share a common vertex and side, but have no common interior points
two angles whose sides form two pairs of opposite rays
Two angles whose sum is 180 degrees
Two angles whose sum is 90 degrees
A pair of adjacent angles whose noncommon sides are opposite rays.
d = √[( x₂ - x₁)² + (y₂ - y₁)²]
Segment Addition Postulate
If B is between A and C, then AB + BC = AC
Distance on a number line
Midpoint on a number line
segments that have the same measure
angles that have the same measure
Midpoint of (3,6) and (9, 16)
Midpoint of (4,16) and (2, -5)
A is between B and C, AB=3 and BC=5, What is AC?
AC = 2
B is between A and C, AB=3 and BC = 5, What is AC?
AC = 8
The number of points needed to name a segment, line, or ray.
The number of points needed to name a plane.
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