Question

6. The perimeter of a triangle is the sum of the lengths of its three sides write a rule for the
perimeter of an equilateral triangle, given the length of its side takes as length of each side
of the triangle

Answer 1

Step-by-step explanation:

let the length of one side of equilateral ∆= x

1. then perimeter=3x

Answer 2

The perimeter of a triangle is the sum of the lengths of its three sides.

In an equilateral triangle all the sides are equal i.e. s .

Perimeter of equilateral triangle = s + s + s

= 3s

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