Question

with sides of x + 2 and an equilateral triangle of sides with length 2x have equal perimeters.

Answer 1

1
2
4

Answer 2

I think your question's missing something. Is it a square of sides x+2?

Answer 3

yes

Answer 4

yes

Answer 5

yes

Answer 6

alright, so perimeter of the square = 4(x+2) and perimeter of the equilateral triangle = 2x*3
4(x+2) = 2x*3
4x + 8 = 6x
8 = 2x
x = 4