point - names an exact location in space, line - a straight path extending in opposite directions, line segment - part of a line that has 2 endpoints, ray - has 1 endpoint and extends without end in one direction, parallel - lines that never intersect. They are always the same distance apart, intersecting - lines that cross at exactly one point, perpendicular - intersecting lines that cross to form a right angle, right angle - an angle that forms a square corner, acute angle - an angle that measures less than a right angle, measures 1-89 degrees, obtuse angle - an angle that measures, measures 91-179 degrees, straight angle - an angle that measures 180 degrees and forms a straight line,

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