OpenStudy (anonymous):

What's the cos(theta) and the sin(theta) of 225°?

OpenStudy (anonymous):

Do you have a unit circle?

OpenStudy (anonymous):

No

OpenStudy (anonymous):

If you look one up online it will give this exact answer. But its cos: -sqrt2/2 sin: -Sqrt2/2 Or you could put cos(225) or sin(225) into your calculator.

OpenStudy (anonymous):

Alright thanks