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)}\cdot\cancel{(2)}}\cdot \frac{\cancel {2} \cdot \cancel {2} \cdot 5 \cdot3 \cdot3}{\cancel{\pi}}=-225^{\circ} }

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