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location in space
a series of points that extends in two opposite directions without end
Consists of two endpoint and all the points of the line between the endpoints.
consists of two endpoints and all the points of the line on one side of the endpoint.
a flat surface with no thickness that extends in all directions on the surface
lines that have exactly one point in common
lines that have no points in common
lines that are not parallel and do not intersect
a figure formed by two rays with a common endpoint.
a point of intersection of two sides of an angle of figure
a measurment used to measure angles
measure less than 90 degrees
measure 90 degrees
measure between 90 and 180 degrees
measure 180 degrees
lines that intersect forming a right angle
if the sum of two angles is 90 degree
it is complementary
any two angles that add up to 180
two intersecting lines
angles with equal measures