Trignometric Identities

Angles are often measured using degrees Degrees can be divided \[ 1^{\prime} =\left(\frac{1}{60}\right)^{\circ} \] \[ 1^{\prime\prime} =\left(\frac{1}{3600}\right)^{\circ} \] \[ 1^{\circ} = 60^{\prime} \] \[ 1^{\prime} = 60^{\prime\prime} \]