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Not feeling ready for this? Check out Get ready for Precalculus.

- Trig values of π/6, π/4, and π/3Get 3 of 4 questions to level up!

- Trig identities from reflections and rotationsGet 3 of 4 questions to level up!
- Trig values of special anglesGet 3 of 4 questions to level up!

- Evaluate inverse trig functionsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

- General triangle word problemsGet 3 of 4 questions to level up!

- Solve sinusoidal equations (basic)Get 3 of 4 questions to level up!
- Solve sinusoidal equationsGet 3 of 4 questions to level up!

- Interpret solutions of trigonometric equations in contextGet 3 of 4 questions to level up!
- Sinusoidal models word problemsGet 3 of 4 questions to level up!

- Using the trig angle addition identitiesGet 3 of 4 questions to level up!

- Find trig values using angle addition identitiesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 900 Mastery points

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 1300 Mastery points!