Answer:
Side lengths are 2
Step-by-step explanation:
Perimeter of the rectangle would be = 4x+2+4x+2
Simplified= 8x +4
Perimeter of the square=4x+4x+4x+4x
Simplified 16x
16x=8x+4
Take away 8x
8x=4
Then divide by 8
X=0.5
The squares side lengths are 4x, so 0.5 times 4 is 2.