Double-angle formulas

Subject: Mathematics

Grade: Upper Secondary

Publisher: YDP

Resource types: Class activity

Resource ID: f845
Description:

At the end of this activity, students should be able to:
– understand the proofs for double-angle formulas
– use double-angle formulas to solve problems
– rewrite sinA, cosA and tanA in terms of tan
– use double-angle formulas to prove trigonometric identities.

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Double-angle formulas Whiteboard presentation

Consists of...
Double-angle formul... Student activity Double-angle formul... Student activity Double-angle formul... Student activity Applying double-ang... Student activity Trigonometric ident... Student activity Using the double-an... Student activity

Relevant to...

Secondary School

Upper Secondary (Grades 10-12)

Mathematics

Trigonometry (3)

99. Double-angle formulas

YDP SA

Keywords

double, angle, formulas, tangent, trigonometric, sine, cosine, identities, double-angle, Double-angle formulas

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