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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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Peer reviewed Peer reviewed
ERIC Number: EJ670444
Record Type: CIJE
Publication Date: 2001
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0025-5769
Pierre Varignon and the Parallelogram Theorem.
Oliver, Peter N.
Mathematics Teacher, v94 n4 p316-19 Apr 2001
Focuses on Pierre Varignon (1654-1722), who established the central place of mathematics in schools of Western Europe and his parallelogram theorem. (KHR)
Descriptors: Geometry, Mathematicians, Mathematics History, Mathematics Instruction, Proof (Mathematics), Secondary Education
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A