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OpenStudy (anonymous):
Find csc θ if cot θ = -21/20 and sin θ > 0
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OpenStudy (cwrw238):
|dw:1378944696958:dw|
OpenStudy (cwrw238):
as sin theta is positive we are talking about the second quadrant so you can find the length of the hypotenuse using pythagoras theorem and find then find csc theta
OpenStudy (anonymous):
HMM
OpenStudy (anonymous):
Give me a second.
OpenStudy (anonymous):
I got 29 as the hypotnuse
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OpenStudy (cwrw238):
thats right and csc = 1/ sin
OpenStudy (anonymous):
ok I dont understand that.. How do i set it up?
OpenStudy (cwrw238):
well whats the sin of theta from the diagram?
OpenStudy (cwrw238):
|dw:1378945130092:dw|
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