Question

calcule em radianos 40, 72, e 120

Answer 1

$180 - \pi 40 - x 180x= 40 \pi x= 2 \pi / 9$

$180 - \pi 72 - x 180x= 72 \pi x= 2 \pi / 5$


$180 - \pi 120 - x 180x= 120 \pi x= 2 \pi / 3$