Question

comverter em radianos 135

Answer 1

180º ------> π rad
135º------> x
x= 135 π/180
x=3 π/4 rad

Answer 2

$\dfrac{135}{180} = \dfrac{x}{ \pi \ rad} \\ \\ \\ 180x = 135 \pi \ rad \\ \\ \\ x = \dfrac{135}{180} \ \pi \ rad \\ \\ \\ => x = \dfrac{3}{4} \ \pi \ rad$