Need help with number 5

My family bought a new dog. We need to put up a fence, so the dog doesn’t run away! The perimeter of my yard is 164 feet. The length of my yard is 82 feet. What is the width of my side yard?

Need help with number 5 My family bought a new dog We need to put up a fence so the dog doesnt run away The perimeter of my yard is 164 feet The length of my ya class=