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Peer reviewed Peer reviewed
ERIC Number: EJ182119
Record Type: CIJE
Publication Date: 1978
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
A Different Look at Pi Times R Squared
Jamski, William D.
Mathematics Teacher, 71, 4, 273-74, Apr 78
A classroom activity is described where students divided circular regions into equal sections and reassembled them to determine the formula for the area of a circle. Using an odd number of sections (Instead of an even number) changes the shape of the reassembled pieces but still gives rise to the same formula. (MN)
Descriptors: Experiential Learning, Geometry, Instruction, Instructional Materials, Manipulative Materials, Secondary Education, Secondary School Mathematics
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Area; Circles