Question

Efetue as operações:
a)12º25'30''+20º12'40''=
b)(35º12'):4=

Answer 1

a) +12°25'30''                     b) 35°12'/   4= 87°8'
      20°12'40''                                
-----------------
    31°37'70'

Answer 2

a) 12°25' 30'' + 20° 12' 40'' = 32° 38' 10''
b) (35° 12') / 4 = 8° 48'