Question

each side of a equilateral triangle is 7 cm its perimeter will be​

Answer 1

Answer:

$21cm$

$perimeter of \: equilateral \: triangle\: \\ = 3 \times side \\ = 3 \times 7 \\ = 21cm$

hope it helps...

Answer 2

Answer:

perimeter of equilateral triangle

= 3 × side

= 3 × 7

= 21 cm