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Peer reviewedPoole, Robert R. – Math Teacher, 1970
Reports a proof of a classical geometry problem. The proposition is - In any triangle there are two equal sides, if the angles opposite these sides have angle bisectors with equal lengths. (RP)
Descriptors: Geometry, Mathematics, Plane Geometry, Problem Solving
Peer reviewedRopes, George H. – Math Teacher, 1970
Descriptors: Algebra, History, Mathematics, Mathematics Education
Peer reviewedCheney, Fitch – Math Teacher, 1970
Presented are some of the special properties possessed by a triangle in which the measure of one of its three angles is one-half the measure of another of these angles. The author names such a triangle a vux triangle. (RP)
Descriptors: Geometric Concepts, Mathematical Concepts, Mathematics, Problem Solving
Peer reviewedKruglak, Haym – Math Teacher, 1970
Descriptors: Algebra, College Freshmen, College Mathematics, Comparative Analysis
