Question

calculeaza
a) 30 de grade 21'+14 grade 5'
b)30 de grade 21'-14 grade 5'
c)30 de grade 21' inmultit cu 2
d)30 de grade 21' inpartit cu 3

Answer 1

Răspuns:

30°21' + 14°5' =44° 26'

30°21'-14°5'=16°16'

30°21'×2=60°21'

30°21':3= 10°7'