Question

the length of the side of equilateral triangle is 3m+4n find its perimeter​

Answer 1

Answer:

let A=B=C= 3m+4n

perimeter= A+B+C=3m+4n+3m+4n+3m+4n

=9m+12n

Answer 2

Answer:

Perimeter of an equilateral triangle = 3*side

= 3(3m+4n)

= 9m+12n. ANS

20 THANKS = FOLLOW