Răspunsuri

2014-03-03T22:47:13+02:00
Daca a,b,c sunt prop cu 3,4,5 rezulta
a/3=b/4=c/5=k
⇒a=3k,b=4k,c=5k
a*b*c=3*4*5*K^3=480⇒60*k^3=480 ⇒k^3=480/60=8 ⇒k=2 ⇒a=3*2=6,b=4*2=8,c=5*2=10