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Geometry Vocab
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Point
location in space
LINE
a series of points that extends in two opposite directions without end
Segment
Consists of two endpoint and all the points of the line between the endpoints.
Ray
consists of two endpoints and all the points of the line on one side of the endpoint.
plane
a flat surface with no thickness that extends in all directions on the surface
Intersecting lines
lines that have exactly one point in common
parallel lines
lines that have no points in common
Skew lines
lines that are not parallel and do not intersect
Angle
a figure formed by two rays with a common endpoint.
vertex
a point of intersection of two sides of an angle of figure
degrees
a measurment used to measure angles
acute angle
measure less than 90 degrees
right angle
measure 90 degrees
obtuse angle
measure between 90 and 180 degrees
straight angle
measure 180 degrees
perpendicular lines
lines that intersect forming a right angle
complementary angles
if the sum of two angles is 90 degree
it is complementary
supplementary angles
any two angles that add up to 180
vertical angles
two intersecting lines
congruent angles
angles with equal measures
Author
jakobbredbenner
ID
137775
Card Set
Geometry Vocab
Description
Geometry Words
Updated
2012-02-26T16:44:43Z
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