SOLUTION: If sin θ = −3/5 and θ terminates in QIII, find cos θ.

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Question 931485: If sin θ = −3/5 and θ terminates in QIII, find cos θ.
Answer by lwsshak3(11628) About Me  (Show Source):
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If sin θ = −3/5 and θ terminates in QIII, find cos θ.
Working with a (3-4-5) reference right triangle in quadrant III where sin<0, cos<0
cos θ=-4/5