I'll give brainliest to the most reliable and well-explained answer. It takes 24 feet of fence to surround a square piece of land in Linda’s backyard. Linda wants

to plant flowers everywhere but on the diagonal sidewalk (shaded in the diagram below).

Note that there is 1 foot of sidewalk along two sides of the square as indicated in the

diagram below. What is the area of the sidewalk?

I'll give brainliest to the most through and reliable answer.