6.1 Angles and Their Measure/49

Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://en.wikipedia.org/api/rest_v1/":): {\displaystyle \frac{-5\pi}{4}\cdot\frac{180^{\circ}}{\pi}=\frac{-5\cancel{\pi}{\cancel{(2)}\cancel{(2)} }

$-{\frac {5\pi }{4}}\cdot {1}=-{\frac {5\pi }{4}}\cdot {\frac {180}{\pi }}=-225^{\circ }$