Question

Sin and Cos with the unit circle

Answer 1

what's the question...?

Answer 2

Here are the problems:

2: a) cos (-3pi/2) b) sin (-3pi/2)
My Answer: a) 0 b) -1
4: a) cos (15pi/4) b) sin (15pi/4)
My Answer: a) sqrt(2)/2 b) -sqrt(2)/2
6: a) cos (4pi/3) b) sin (4pi/3)
MA: a) -1/2 b) -sqrt(3)/2
8: a) cos(300 DEGREES) b) sin (300 degrees)
MA: a) sqrt(3)/2 b) -1/2
10: cos (-360030 degrees) b) sin (360030 degrees)
MA: -sqrt(2)/2 b) sqrt(2)/2

Answer 3

@FortyTheRapper

Answer 4

you tried this in Math right?

Answer 5

OH, I thought I was in math. Thanks!