Question

the perimeter of equilateral triangle is 9m find the length of third side​

Answer 1

Equilateral triangles has all sides equal

therefore side 1 + side 2 + side 3 = 3(side)

Since perimeter is 9m the side is

9 = 3(side)

side = 9/3

Side = 3 metre

Answer 2

Answer:

Given

Perimeter of an equilateral triangle=9m

Therefore,

Sides = 9/3

=3m

Hope this helps you mate, good luck.