Question

Find the following trigonometric values.
Express your answers exactly.
cos(315) =
sin(315)=

Answer 1

Answer:
Cos(315)= .6669156
Sin(315)= .74513326


Explanation:

Answer 2

Answer:

cos(315°) = $\frac{\sqrt{2} }{2}$

sin(315°) = $-\frac{\sqrt{2} }{2}$

Step-by-step explanation:

Khan Academy: Trig values of special angles (Alg II)