Question

Calculati inaltimea unui triunghi echilateral avand latura de 6 cm.

Answer 1

$\rm In\ triunghiul\ echilateral\ formula\ inaltimii\ este:\ h= \frac{l \sqrt{3}}{2}\\\\h= \frac{6 \sqrt{3} }{2}\\\\\boxed{\bold h= 3 \sqrt{3} }$