## Trigonometry 7th Edition

$27^{\circ} 35'$
$90^{\circ}$ - ($62^{\circ} 25')$ $90^{\circ}$ can also be written as $89^{\circ} 60'$ ( converting 1 degree to 60 minutes) therefore the problem becomes- $89^{\circ} 60'$ - $62^{\circ} 25'$ $89^{\circ} 60'$ - $62^{\circ} 25'$ _______ $27^{\circ} 35'$ $27^{\circ} 35'$