An Abundance of Solutions.

Barry, Donald

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Peer reviewed

ERIC Number: EJ449202

Record Type: Journal

Publication Date: 1992

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: ISSN-0025-5769

EISSN: N/A

An Abundance of Solutions.

Barry, Donald

Mathematics Teacher, v85 n5 p384-87 May 1992

Presents 14 distinct methods to determine the sine of the angle formed by the line segments joining one vertex of a square to the midpoints of the nonadjacent sides. Nine methods were developed by mathematics club participants preparing for mathematics competitions and the remaining five by faculty members. (MDH)

Descriptors: Geometric Concepts, Geometry, High Schools, Mathematics Education, Matrices, Problem Sets, Problem Solving, Proof (Mathematics), Thinking Skills, Triangles (Geometry), Trigonometry

Publication Type: Journal Articles; Guides - Classroom - Teacher

Education Level: N/A

Audience: Teachers; Practitioners

Language: English

Sponsor: N/A

Authoring Institution: N/A

Grant or Contract Numbers: N/A