Question

Check my answer?

Answer 1

Part I: -pi/3
Part II: 2pi/3
Part III: pi/4

Answer 2

If I'm not mistaken you are right

Answer 3

I forgot to include part IV:
My answer is pi/3

I'd like someone to answer who's a little more confident :P thanks though

Answer 4

Correct (Done using a calculator so more than confident)

Answer 5

Awesome! You check all four parts? Thanks :D

Answer 6

No just the last part

Answer 7

Do the first three look right?

Answer 8

Yes.

Answer 9

Thanks!

Answer 10

Cilantro hater ;)