SOLUTION: I was wondering how to get a measure of an angle of a right triangle when I have the measurements of all three sides. I think I need to use the tan-1 key but I dont know when or if

Algebra ->  Angles -> SOLUTION: I was wondering how to get a measure of an angle of a right triangle when I have the measurements of all three sides. I think I need to use the tan-1 key but I dont know when or if      Log On


   

Question 637023: I was wondering how to get a measure of an angle of a right triangle when I have the measurements of all three sides. I think I need to use the tan-1 key but I dont know when or if I am actualy needing to use that key.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



Use tan-1 if You wish: for ex:  ∠A that would be,  tan-1 = opp/adj = a/b