OpenStax Precalculus (2nd Edition)
Lesson Plan
Unit Circle: Sine and Cosine Functions
Goals / Objectives
Define sine and cosine in terms of coordinates on the unit circle
Find exact values of sine and cosine for special angles (30°, 45°, 60° and their radian equivalents)
Identify the domain and range of sine and cosine functions
Use reference angles to evaluate trigonometric functions in any quadrant
Determine the signs of sine and cosine in each quadrant
Standards
5.2
Academic Vocabulary
Not in our source material
Materials
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Remediation
Enrichment
This lesson’s brief has no Differentiation
Accommodations
Not in our source material
Anticipatory Set / Bell Work
Modeling
Check for Understanding
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Guided Practice
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Independent Practice
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