Peer reviewed
Direct linkERIC Number: EJ1259400
Record Type: Journal
Publication Date: 2020
Pages: 4
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-2652-0176
EISSN: N/A
Available Date: N/A
Unified Rotation Matrix Approaches for Trigonometric Angle Sum and Difference Identities
Ollerton, Richard L.
Australian Mathematics Education Journal, v2 n1 p40-43 2020
In this paper, Richard Ollerton presents two alternative approaches to proving the six standard trigonometric angle sum and difference identities. They are suitable for students who have an understanding of rotation matrices.
Descriptors: Mathematics Instruction, Teaching Methods, Trigonometry, Geometric Concepts, Mathematical Logic, Mathematical Formulas
Australian Association of Mathematics Teachers (AAMT). GPO Box 1729, Adelaide 5001, South Australia. Tel: +61-8-8363-0288; Fax: +61-8-8362-9288; e-mail: office@aamt.edu.au; Web site: http://www.aamt.edu.au
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A
Author Affiliations: N/A
