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Points, Lines, Line Segments, Rays and Angels
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Terms in this set (11)
line segment
a straight figure with two endpoints.
line
a straight figure with no endpoints. A line goes on forever in both directions
ray
a straight figure with one endpoint. A ray goes on forever in one direction.
angle
is formed by two rays with the same endpoint
vertex
A point where two or more straight lines meet.
right angle
when the two sides of an angle form a square corner
point
an exact location in space
Perpendicular lines
intersecting lines that form a right angle
Parallel lines
lines in the same plane that never meet. They go on forever in the same direction and never cross or intersect
Obtuse angle
Angle whose measure is greater than 90 degrees.
Acute angle
Angle whose measure is less than 90 degrees.
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