Question

I need this checked: Thanks!

Answer 1

@welshfella
@triciaal

Answer 2

Ok, I did most of them.. but they started to repeat @welshfella

Answer 3

http://upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Unit_circle_angles_color.svg/1024px-Unit_circle_angles_color.svg.png

Answer 4

How did you get that?

Answer 5

ok, lets look at 0 degrees

Answer 6

Is that right @10115658

Answer 7

what's cos(0)?

Answer 8

type that into your calculator

Answer 9

1

Answer 10

yep, now type in sin(0)

Answer 11

0

Answer 12

so our value for 0 degrees is (1,0)

Answer 13

That's how you get those values. just put the degrees in cos and sin

Answer 14

And yes, those are the correct answers