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Calculeaza:a)125°+38°= b)87°25'+53°= c)15°18+73°15 d)135°29'23°31' e)83°45'+75°38'= f)25°38'+47°15'+35°22'
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Răspuns :

a)163°
b)140°25'
c)88°33'
d)159°
e)159°23'
f)108°15'

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