using your new formula from the previous question ,what is the side length of an equlalertal trangle that has a perimeter of 24.6 cm?

A 73.8cm
B 12.3cm
C 8.2 cm
D 6.15 cm
and yes i know these pics have like totally noting to do with this question BUT HELP WITH THIS QUESTION PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!

using your new formula from the previous question what is the side length of an equlalertal trangle that has a perimeter of 246 cm A 738cm B 123cm C 82 cm D 615 class=
using your new formula from the previous question what is the side length of an equlalertal trangle that has a perimeter of 246 cm A 738cm B 123cm C 82 cm D 615 class=