Question

0° 20' 10'' into radian​

Answer 1

Answer:

20 minutes = 20/60 degree= 1/3

10 seconds = 10/60×60 degree= 1/360

1/3+1/360=120+1/360= 121/360 degree

1 degree = π/180 radiant

121/360 degree = 121/360×π/180