Question

Rectangle 800 feet long and 700 feet wide. if fencing costs $13 per​ yard, what will it cost to place fencing around the​ playground

Answer 1

2*800 + 2*700 = 3,000 feet   ← perimeter of the playground

3 feet = 1 yard  ⇒  3,000  feet = 1,000 yards

1,000 * $13 = $13,000  ← answer