Question

Efectuați:
A)19°39':3
B)5×(21°30')
C) (28°48'):6​

Answer 1

Explicație pas cu pas:

Efectuați:

A)19°39':3 = (19×60' + 39') : 3 = (1140' + 39') : 3 = 1179' : 3 = 393' = 6°33'

B)5×(21°30') = 105°150' = 107°30'

C) (28°48'):6 = ( 28×60' + 48') : 6 = (1680' + 48 ') : 6 = 1728' : 6 = 288' = 4 °48'