Question

Find side of eqilateral triangle area 16 underroot3 sqiare

Answer 1

$area = 16 \sqrt{3} \: units {}^{2} \\ area = \sqrt{3} \div 4 {a}^{2} \\ 16 \sqrt{3} = \sqrt{3} \div 4 {a}^{2} \\ {a}^{2} = 4 \\ a = 2$