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Repede urgent
ofer coroana​


Repede Urgentofer Coroana class=

Răspuns :

Răspuns:

a)BC2(la a doua )= AC2+AB2=64+36=100 ,BC=10

b)FE2=ED2+DF2 =144+81=225,FE =15

c)HI2=HG2+GI2 =144+256=400=20

2 a)AC2+AB2=BC2 ,256+AB2=400,400-256=144,AB=12

b)NP2+MP2=MN2,625+MP2=225,625-225=400,MN=20

c)SR2+SQ2=RQ2,900+SQ2=576,900-576=324,SQ=18