Question

sa se calculeze aria triunghiului abc stiind ca ab=ac=10 si m(A)=30°

Answer 1

A=$\frac{AB*AC*sin(A)}{2} =\frac{10*10* \frac{1}{2} }{2}= \frac{50}{2}=25$

Answer 2

Rezolvare

$A= \frac{10*10* \frac{1}{2} }{2}= \frac{50}{2}=25$