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SassGeometry 1

vocabulary for chapter 1 McDougall Littel

QuestionAnswer
Point Marks a location. It has no dimension. It is represented by a dot. It is named by a capital letter.
Line It has one dimension. It is represented by a line with two arrowheads over two capital letters representing points on the line. It extends without end. Through any two points, there is exactly one line.
Plane It has two dimensions. It is represented by a parallelogram. It can be named by a capital letter not representing a point or three non-collinear points. It extends without end. Through any three non-collinear points there exists exactly one plane.
Collinear Geometric objects sharing the same line
Coplanar Geometric objects sharing the same plane
Non-collinear Geometric objects that do NOT share the same line
Non-coplanar Geometric objects that do NOT share the same plane
Endpoint The point that marks the beginning or end of a geometric object.
Line Segment Part of a line that has one dimension, a definite start point and a definite end point.
Ray Part of a line that has one dimension, a definitie start point but no end point.
Opposite Rays Two rays that have the same start point but go in opposite directions
Intersection The point or line where two geometric objects meet
Created by: sassymath