Back to Extend trigonometric functions using unit circle — Problem 2 · Task Set 65

HSF.TF.A.2 Tutor Intake — Unit Circle and Extended Trig Functions

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Grade 9·11 problems·~14 min·Common Core Math - HS Functions·group·hsf-tf-a-2

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Procedures

What is $\sin\!\left(\dfrac{7\pi}{6}\right)$ ?

$\dfrac{1}{2}$

$-\dfrac{1}{2}$

$\dfrac{\sqrt{3}}{2}$

$-\dfrac{\sqrt{3}}{2}$