Question

The sides of an equilateral triangle is 3.5 cm. Find its perimeter

Answer 1

Answer:

p of equilateral triangle- 3.5x3

Perimeter=10.5

Answer 2

Answer:

Sides (a)=3.5cm

Perimeter=3a

                =3(3.5)

                =10.5cm

Therefore perimeter of equilateral triangle is 10.5cm