Question 952110
If the terminal side of angle θ placed in standard position passes through (13,-25), determine the exact value of sinθ
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{{{r = hypotenuse = sqrt(13^2 + 25^2) = sqrt(794)}}}
|sine| = {{{y/r = 13sqrt(794)/794}}}
sine is negative in Q4
--> {{{-13sqrt(794)/794}}}