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Hurd, Spencer P. – Mathematics Teacher, 1988
Establishes that the congruence criteria for polygons with more than three sides (such as ASASA for Quadrilaterals) are easily proved within the scope of the standard high school geometry course. Also argues that elegant applications of these criteria are more easily found once these new criteria are known. (PK)
Descriptors: Geometric Concepts, Geometry, Mathematical Concepts, Mathematical Logic