Precalculus and Advanced Topics Module 4, Topic A, Lesson 4

Students Studying Together

Student Outcomes

  • Students use the addition formulas to derive the double-angle formulas for sine, cosine, and tangent and evaluate trigonometric expressions for specific values of θ.
  • Students use the double-angle formulas to derive the half-angle formulas for sine, cosine, and tangent and evaluate trigonometric expressions for specific values of θ.

Downloadable Resources

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Common Core Learning Standards

CCLS State Standard
F.TF.9 (+) Prove the addition and subtraction formulas for sine, cosine, and tangent and use them to solve...

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