SOLUTION: Tan(22.5) find value

Algebra ->  Trigonometry-basics -> SOLUTION: Tan(22.5) find value      Log On


   



Question 778297: Tan(22.5) find value
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Tan(22.5) find value
-----------
= sqrt%282%29+-+1
Look up half-angle formulas on Wikipedia.