Question

Find the perimeter of an equilateral triangle whose area is 9root3 cm​

Answer 1

Step-by-step explanation:

Area=9\sqrt{3}93 cm^{2}cm2

Let side=a cm

As we know Area Of Equilateral triangle=

so \sqrt{3} /4 a^{2}3/4a2 =9\sqrt{3}3

a^{2}a2 =36

a=6 cm