Răspunsuri

Cel mai inteligent răspuns!
2014-11-06T17:16:14+02:00
BC-ipotenuza BC^2= 15^2+20^2
BC^2=225+400
BC^2=625
BC=25 cm
3 4 3
2014-11-06T17:30:46+02:00
Aria trg se calculeaza in 2 moduri
A=C1*C2/2=15*20/2=150  cm^2 (semiprodusul catetelor)
A=Ip*h/2=Ip*12/2=6*Ip=150 cm^2 
⇒ Ip=150/6 cm=25 cm ( este ipotenuza)
1 2 1