Question

Se os lados do triângulo medem 4 cm determina a área e apresenta os calculos

Answer 1

$\displaystyle AreaTrianguloEquilatero = \frac{l^2\sqrt{3}}{4}\\\\Area = \frac{4^2\sqrt{3}}{4}\\\\\\Area = \frac{16\sqrt{3}}{4}\\\\Area = 4\sqrt{3}cm^2$