Hello!
To find the side length of a square with the diagonal you use the equation

a is side length
d is diagonal length
Put in the values you know

Divide

Multiply
a = 22.6
All the sides are 22.6 feet
Add all the sides
22.6 + 22.6 + 22.6 + 22.6 = 90.4
The answer is 90.4
Hope this helps!
Set the equal to each other
2x-4=4x-10
6=2x
x=3
y=2(3)-4
=6-4
y =2
<span>1.Multiply the bottom number of the fraction by the whole number.
<span>2.Simplify the fraction (if needed)</span></span>