SOLUTION: Use the graph of y= sin 2theta to find the value of sin 2theta for theta = pi/4 radians. I need help - I studying for a test. Thanks

Algebra ->  Trigonometry-basics -> SOLUTION: Use the graph of y= sin 2theta to find the value of sin 2theta for theta = pi/4 radians. I need help - I studying for a test. Thanks      Log On


   

Question 1015165: Use the graph of y= sin 2theta to find the value of sin 2theta for theta = pi/4 radians.
I need help - I studying for a test. Thanks
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
graph%28300%2C200%2C0%2C2%2C-1%2C1%2Csin%282x%29%29
sin 2*(pi/4)=sin (pi/2) and on the graph, that is about x (or theta)=0.78.
sin pi/2=1