− 5 π 4 ⋅ 180 ∘ π = 5 π ( 2 ) ( 2 ) ⋅ {\displaystyle {\frac {-5\pi }{4}}\cdot {\frac {180^{\circ }}{\pi }}={\frac {5{\cancel {\pi }}}{(2)(2)}}\cdot }
