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Chptr 11 vocab-5 #1

Chapter 11 vocabulary - 5th grade

acute angle an angle that measures less than 90 degrees
obtuse angle An angle that measures more than 90 degrees but less than 180 degrees
right angle an angle that measures 90 degrees
straight angle an angle that measures exactly 180 degrees
ray A part of a line that has one endpoint and goes on forever in one direction.
line a straight path that extends in opposite directions with no end
line segment part of a line with two endpoints
parallel lines Lines that are always the same distance apart. They do not intersect.
perpendicular lines Lines that intersect and form right angles
intersecting lines lines that cross each other
plane a flat surface that extends forever
point an exact location in space
Created by: chicks5pvi