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Geometry - Chapter 1
Terms in this set (18)
part of a line that starts at an endpoint and goes on without end in one direction
part of a line with 2 endpoints
A line is made up of points and has not width or thickness. A line has not beginning or ending.
A point is a location.
It has neither shape or size. We use a dot to represent a point.
Points can be by themselves, or they can be part of a line or shape.
lines that meet or cross at a common point
lines that lie in the same plane and do not intersect or cross
two lines or line segments that intersect or meet to form right angles
A triangle is classified as a right triangle if it has one angle measure of 90 degrees.
an angle that measures exactly 90 degrees
A flat surface that has no thickness and extends forever. A plane is defined by 3 non-collinear points.
Points that lie on the same line.
points that do not lie on the same line
Points that lie one the same plane.
points that do not lie on the same plane
Intersection of 2 lines
is 1 point
Intersection of 2 planes
is a line.
Geometry 0 c