Răspuns :
a.132 grade si 12 min
b.60 grade 13 min si 17 sec
c.42 grade si 12 min
d. 72 grade 30 min si 25 sec
sper ca te-am ajutat
180-48grade 12'=130grade 12'
180-120grade 13' 17''=60grade 13' 17''
90 - 48grade 12'=42grade 12'
90-18grade 30' 25''=72grade 30' 25''
180-120grade 13' 17''=60grade 13' 17''
90 - 48grade 12'=42grade 12'
90-18grade 30' 25''=72grade 30' 25''