Geometry vocab.
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Geometry vocab terms
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17 Terms
point
has location and nothing else
line
has length
plane
has length and width, but no edges
space
the set of all points
collinear
lie on the same line
coplaner
lie on the same plane
intersect
to meet or cut
intersection
the point where lines/planes meet
segment
the set of collinear points that consist of endpoints a and c and all points on between
endpoints
A and c are endpoints of AC
between
b is collinear with a and c, also ab + bc = ac
ray
AP arrow
opposite ray
collinear rays with a common endpoint
midpoint
a point that divides a segment into 2 congruent segments
postulate
a statement that is accepted as true without any proof.
circle
the set of all points in the plane, from a given point, the center.
bisector of a segment
a line ,ray, or segment that intersects a segment at its midpoint
Note 
Flashcards (26)