Question

qual o radiano de 25º ?

Answer 1

3,14rad_____180°
   xrad______25°
25.3,14=180x
x=25.3,14/180
x=0,436rad (aproximadamente)

Answer 2

pi rad --- 180°
   x ------  25°

180°x = 25° pi rad
x = 25° pi rad /180°
x = 5 pi / 36 rad