Question

Determine a medida, em radiano, equivalente a :
a) 30°
b)120°
C)225°
d)300°

Answer 1

$a) 30^o = \frac{\pi}{6} \ rad \\ \\ b) 120^o=\frac{2\pi}{3} \ rad \\ \\ c) 225^o=\frac{5 \pi}{4} \ rad \\ \\ d) 300^o=\frac{5\pi}{6} \ rad$