Enrich · Mathematics Advanced 11–12 – Year 11 · Trigonometry and measure of angles

Enrich Establish and use the results cos⁡(- θ) = cos⁡θ, sin⁡(- θ) = - sin⁡θ and tan⁡(- θ) = - tan⁡θ

Extension and enrichment for students who are ready to go deeper: rich tasks, problem solving and open-ended challenges.

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