Lesson Plan: Related and Correlated Angle Identities Mathematics • First Year of Secondary School

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This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to write trigonometric functions, like sine, cosine, and tangent, and their reciprocals in terms of cofunctions and use their properties to compare two trigonometric functions.

Objectives

Students will be able to

express trigonometric functions and reciprocal trigonometric functions in terms of cofunctions
- including translations,
identify equivalent angles of the trigonometric functions , , and and the reciprocal trigonometric functions , , and ,
recognize the equivalence of two trigonometric functions using the known properties of the function and equivalence relationships.