Question

como converter 80° em radiano?

Answer 1

π rad ----------- 180°
x ----------- 80°

$x = \frac{80 \pi \: rad}{180}$
$x = \frac{4\pi}{9} rad$

Answer 2

Bom dia!

πRad-------180°

  x----------80°

180x=80

x=80/180 → 40/90 → 20/45 = 4/9πRad

Att;Guilherme Lima