SOLUTION: How to do step by step to find the value of each trigonometric ratio to the nearest ten-thousandth. Example= tan C is 40/30, how do you round to the nearest ten-thousandth
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Question 705435: How to do step by step to find the value of each trigonometric ratio to the nearest ten-thousandth. Example= tan C is 40/30, how do you round to the nearest ten-thousandth
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
First reduce the fraction: 
Then use the fact that 
:
Use the Pythagorean Identity:
Note:
\ =\ \text{sgn}(\cos\theta))
Then
For the other three functions, 
, 
, and 
are the reciprocals of 
, 
, and 
respectively.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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