5. Trigonometric Functions

Identify the reference angle of each given angle.

$120°$

Identify the reference angle of each given angle.

$\frac{7\pi }{4}$ rad

Identify the reference angle of each given angle.

$210°$

Identify what angle, $\theta$ , satisfies the following conditions.

$\(\sin\]\theta\)=\(\frac\)12$; $\(\tan\]\theta\)$ < $0$.