SOLUTION: 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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Question 952110: If the terminal side of angle θ placed in standard position passes through (13,-25), determine the exact value of sinθ
Answer by Alan3354(69443) About Me  (Show Source):
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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%2813%5E2+%2B+25%5E2%29+=+sqrt%28794%29
|sine| = y%2Fr+=+13sqrt%28794%29%2F794
sine is negative in Q4
--> -13sqrt%28794%29%2F794