SOLUTION: for an angle A it is known that cos(theta) < 0 and sin(A)=-5/6. Find the exact value of cos(A) and tan(A)

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Question 1177205: for an angle A it is known that cos(theta) < 0 and sin(A)=-5/6. Find the exact value of cos(A) and tan(A)
Answer by ikleyn(52786) About Me  (Show Source):
You can put this solution on YOUR website!
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In your post, how the angle  "theta"  is connected with or related to the angle  A   ?