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Miller, William A.	1
Reid, Bob	1

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Nearly Nice Right Triangles.

Peer reviewed

Reid, Bob – Mathematics Teacher, 1989

Relationships among the sides are developed for right triangles whose sides are in the ratios 1:3, 1:4, and 1:5. The golden ratio appears in the results which can be used in secondary mathematics. (DC)

Descriptors: Algebra, Discovery Learning, Geometric Concepts, Learning Activities

Activities: Golden Triangles, Pentagons, and Pentagrams.

Peer reviewed

Miller, William A.; Clason, Robert G. – Mathematics Teacher, 1994

Presents lesson plans for activities to introduce recursive sequences of polygons: golden triangles, regular pentagons, and pentagrams. The resulting number patterns involve Fibonacci sequences. Includes reproducible student worksheets. (MKR)

Descriptors: Algebra, Lesson Plans, Manipulative Materials, Mathematics Curriculum