How many yards of fencing do you need to enclose a rectangular yard that is 42 feet long and 84 feet wide?

How many yards of fencing do you need to enclose a rectangular yard that is 42 feet long and 84 feet wide?

Detailed Explanation

You need to find the perimeter of the rectangle. P = 2 × 42 + 2 × 84 = 84 + 168 = 252 (84 yards.)