Question

Determine a medida em radiano equivalente a 120°·=225°=300°

Answer 1

$120^0=\frac{120 \pi }{180} = \frac{2 \pi }{3} \\ \\ 225^0= \frac{225 \pi }{180}= \frac{5 \pi }{4} \\ \\ 300^0= \frac{300^ \pi }{180} = \frac{5 \pi }{3}$