Question

the side of an quadrilateral triangle is shown by a express the perimeter of quadrilateral triangle using athe side of an quadrilateral triangle is shown by a express the perimeter of quadrilateral triangle using a​

Answer 1

Answer:

given that

side of equilateral triangle=l

We know that

in equilateral∆ ABC

all sides are equal

therefore AB=BC=l

so, perimeter =sum of all sides

=l+ l+ l

=3l