Double Angle Formulas

Presentation

•

Mathematics

•

11th - 12th Grade

•

Hard

Joseph Anderson

FREE Resource

5 Slides • 6 Questions

Double Angle Identities

Open Ended

Use the Sum identity of sin to derive the double angle formula for $\sin\left(2\alpha\right)$

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Yes

Open Ended

Use the sum identity of cos to derive the double angle formula for $\cos\left(2\alpha\right)$

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Poll

Were you correct?

Yes

Open Ended

Use the sum identity for tan to derive the double angle formula for $\tan\left(2\alpha\right)$

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Were you correct?

Yes

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Double Angle Identities

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