Question

the perimeter of equilateral traingle is 21/4 cm . find the lenght of its each side .​

Answer 1

Answer:

perimeter= 3*length of each side

therefore

21/4=3*each side

length of each side=7/4cm

Answer 2

Step-by-step explanation:

perimeter= sum of all three sides

let length be x

x+x+x = 21/4

3x=21/4

x=21/4÷3

=21/4×1/3

=7/4