When doing trigonometry, how do you know what angle to chose when to SIN, COS, or TAN?

sprinkle

New member
(When trying to find the length of a side)

THANKS! :D
I mean if you know all 3 angles. How do you know which one to chose for Sin, Cos or Tan????
(The soh cah toa thing I already know. I'm not asking about that, haha)
 
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