Question

Aflati AB : 
$ABori \frac{3}{4} oriAB=48$

Answer 1

Ai de fapt $\frac{3}{4}AB^2=48$

Rezultă :

$\displaystyle AB^2=\frac{48\cdot 4}{3}=64 \\ \\ AB=\sqrt{64} \\ \\ AB=8$