a location in space
points that lie on the same line
a part of a line consisting of two endpoints and all the points between
a part of a line that begins at one endpoint and extends without end in the other directions
points or lines that do not lie in the same plane
the figure formed by two rays that have a common endpoint
a set of points that extends infinitely in two directions
a flat surface that extends endlessly in all directions
points that do not lie on the same line
points or lines that lie in the same plane
an angle that measures less than 90 degrees
an angle that measures exactly 90 degrees
an angle that measures greater than 90 degrees
an angle that measures 180 degrees
two lines that intersect at a right angle are called
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