Răspuns:
Explicație pas cu pas:
a)22° + 73°=95°
b)85° - 43°=42°
c)3×27°=81°
d)48° : 5=9°36'
e)21°32'47'' + 59°43'29'' =80°75'76"=80°76'16"=81°16'16"
f)16°12'35'' - 2°46'50'' =16°11'95"-2°46'50''=15°71'95"-2°46'50''=13°25'45"
g)3 × 37°12'35''=111°36'105"=111°37'45"
Răspuns: