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Obtuse And Reflex Angles
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Description: An illustration showing an angle the is greater than a right angle and less than a straight angle. This is an obtuse angle (solid curved arrow). The angle that is greater than a straight angle and less than two straight angles is called a reflex angle (dashed curved arrow).
Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 11
Keywords: geometry, angle, angles, obtuse, greater than 90 degrees, not right angle, less than, greater than 180 degrees, reflex
Copyright: 2009, Florida Center for Instructional Technology. See license.
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