Răspunsuri

2014-11-13T11:11:03+02:00
Notam latura ab=a  
a+0,8+a+0,8+a+0.8a=9,6cm
2a+0,8a=9,6-1,6
2,8a=8cm
a=2,8(AB)
AC=0,8 x2,8=2,24cm
AB+AC=2,8+2,24=5,04cm
BC=9,6-5,04=4,56cm
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