Question

isif the area of a equilateral triangle is 16 root 3 cm square find the perimeter

Answer 1

$area \: of \: equilateral \: triangle \: = \sqrt{3 } \div 4 \times {a}^{2}$
$\sqrt{3} \div 4 \times {a}^{2} = 16 \sqrt{3}$
a square =√16×4
a=8
Perimeter = sum of all sides
8+8+8
Perimeter= 24