Question

Help me please, how to find perimeter

Answer 1

it depends on the shape. There are yt videos you could watch that would explain how to solve the perimeters of that specific shape

Answer 2

OK what are you wanting to find the perimeter to?

Add up all the sides:

EX:

Square: 3+3+3+3

Rectangle: 4+2+4+2

Triangle [Equilateral]: 2+2+2

You get the gist?