Question

sa se calculeze aria triunghilui ABC stind ca AB=6, AC=8 SI BC=10​

Answer 1

Răspuns:

Aplicam formula lu Heron

semiperimetru p =(a+b+c)/2 =(6+8+10):2=24:2=12

Aria=$\sqrt{p*(p-a)*(p-b)*(p-c)}$=$\sqrt{12*(12-6)*(12-8)*(12-10)}$=$\sqrt{12*6*4*2}=\sqrt{576}$=24