SOLUTION: Use a half-angle identity to find the exact value of the expression. sin 112.5 degrees

Algebra ->  Algebra  -> Customizable Word Problem Solvers  -> Evaluation -> SOLUTION: Use a half-angle identity to find the exact value of the expression. sin 112.5 degrees      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!