Question

Tha length of a side of equilateral traingle is give below. find the perimeter of traingles

i. l=4cm
ii. 5.5 cm​

Answer 1

i. 12cm

ii. 16.5cm

Explanation:

The side lengths on an equilateral triangle are all equal to each other. So if one side is given we can find the perimeter of the triangle by multiplying one of the sides by 3.

4*3=12

5.5*3=16.5