Question

the area of equilateral triangle is 50 root 3 .then length of its side is ______.​

Answer 1

Area of equilateral triangle of side a = a²√3/4

a²√3/4 = 50√3

a² = 50×4

a = 200

perimeter of equilateral triangle = 3a = 3×50 = 150 cm.