Question

if side of an equilateral triangle is l cm,then its perimeter in cm will be​

Answer 1

Answer:

3 l cm

Step-by-step explanation:

perimeter of a triangle= sum of all sides

perimeter=l+l+l

=3 l cm

Answer 2

Answer:

given that

side of the equilateral triangle=l

In equilateral triangle all sides are equal

∴ side 1=side 2=side 3.

So, perimeter=l+l+l

=3l