Question

PLEASE HELP ME FIGURE THIS OUT 1.......

Answer 1

Answer: II, C

`-(\pi)/(3)`

Add 2π (which equals
`(6\pi)/(3)`) until you get a positive number.

`-(\pi)/(3)` +
`(6\pi)/(3)` =
`(5\pi)/(3)`

Now, look at the Unit Circle to find that it is located in Quadrant II (at 150°)

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Answers: IV, positive,
`(\pi)/(4)`, B,
`\frac{√(2)} {2}`