Question

porfas ayúdenme lo necesito​

Answer 1

$(area) = \frac{ {l}^{2} \sqrt{3} }{4} = 8100 \sqrt{3} {m}^{2} \\ {l}^{2} = 32 \: 400 {m}^{2} \\ l = 180m \\ (perimetro) = 3l = 3(180m) = 540m \\ (postes) = \frac{540m}{18m} = 30 \: postes$