NotesFAQContact Us
Collection
Advanced
Search Tips
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.

Learn more about the history of ERIC here. PDF icon

Back to results
Peer reviewed Peer reviewed
ERIC Number: EJ330453
Record Type: CIJE
Publication Date: 1985
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
How Many Triangles?
Moser, James M.
Mathematics Teacher, v78 n8 p598-604 Nov 1985
With a standard geoboard, five pegs by five pegs, how many different triangles can be formed using a single rubber band with the pegs serving as vertices? Discusses ways to solve this problem and offers related problems and some pedagogical considerations (particularly for the teaching of geometry and problem solving). (JN)
Descriptors: Elementary School Mathematics, Elementary Secondary Education, Geometry, Learning Activities, Mathematics Education, Mathematics Instruction, Preservice Teacher Education, Problem Solving, Secondary School Mathematics, Triangles (Geometry)
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: Teachers; Practitioners
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A