A rectangular yard is 78 feet long and 64 feet wide.

What is the perimeter of the yard?

The formula for perimeter is P = 2l + 2w

Multiply each side length by 2.

78 * 2 = 156

64 * 2 = 128

Add the products.

156 + 128 = 284

The perimeter of the yard in 284 ft.

Also, make sure you list your question under the correct category so the people can see it! This has been listed under English but is clearly Math.