Asked by anonymous
Each point on this coordinate gird makes a right triangle with the origin, A, and the x-axis. determine the indicated trigonometric ratio in each triangle.
A= (0,0)
P= (-4,3)
1) Sin A and point P
A= (0,0)
P= (-4,3)
1) Sin A and point P
Answers
Answered by
oobleck
For any angle θ in standard position recall that
r^2 = x^2 + y^2
sinθ = y/r
cosθ = x/r
tanθ = y/x
r^2 = x^2 + y^2
sinθ = y/r
cosθ = x/r
tanθ = y/x
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