point, an exact location in space, Line, is a straight path of points that goes on and on in opposite directions., line segment, is a part of a line with two endpoints., ray, is a part of a line that has one endpoint and continues on forever in one direction., right angle, forms a square corner, cute angle, is open less than a right angle., obtuse angle, is open more that a right angle but less than a straight angle, straight angle, forms a straight line.

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