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Calculați:
a) 70° 57' 33'' + 11° 40' 25''=__________________________________________
b) 111° 53' 27'' - 99° 58' 15''=__________________________________________
c) 88° 42' 25'' ∙ 2=___________________________________________________
d) 57° : 2=_________________________________________________________

Răspuns :

XBroGachaid

a) 70°57'33" + 11°40'25"= 82°37'58"

b) 111°53'27" - 99°58'15"= 11°55'12"

c) 88°42'25" × 2= 177°24'50"

d) 57 : 2= 28,5°

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