Asked by Larry
Evaluate sin(theta) and cosine (theta) for the angle theta
The graph gives you a point of (0.6,-0.8) on the x y coordinate plane with a radius of what appears to be 1 ( unit circle )
sin (theta) =
cos (theta) =
The graph gives you a point of (0.6,-0.8) on the x y coordinate plane with a radius of what appears to be 1 ( unit circle )
sin (theta) =
cos (theta) =
Answers
Answered by
Steve
as usual,
sinθ = y/r
cosθ = x/r
You know x,y,r so get the functions
sinθ = y/r
cosθ = x/r
You know x,y,r so get the functions
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