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GEOMETRY
First Semester
8
Mathematics
9th Grade
09/09/2009

Additional Mathematics Flashcards

 


 

Cards

Term
point
Definition
has no size; shows location; represented by a dot; named with capital letter
Term
line
Definition
continuous arrangement of points that goes on forever in two directions; named with capital letters for any two points
Term
plane
Definition
has length and width but no thickness; like a flat surface that extends forever; named with a script capital letter
Term
line segment
Definition
two points and all the points between them
Term
ray
Definition
begins at a point and extends infinitely in one direction; two capital letters are used to name; the first letter is the point
Term
collinear
Definition
points on the same line
Term
coplanar
Definition
points on the same plane
Term
midpoint
Definition
the point that is the same distance from both ends of a segment
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