Question 939935
Do they want an "exact" answer, or a "calculator"
answer. I'm guessing they want it on a calculator
( I could be wrong )
15' is (15/60) of 1 degree, so you have
{{{ 15/60 = 1/4 }}}
30 degrees 15' = {{{ 30.25 }}} degrees
On my calculator, 
{{{ tan( 30.25 ) = .5832 }}}