The perimeter of a rectangle is calculated using the formula:

$P = 2(l + w)$

where:

• $l = 18$ meters (length)
• $w = 9$ meters (width)

Substituting the values:

$P = 2(18 + 9) = 2(27) = 54 \text{ meters}$

So, the perimeter of the yard is 54 meters.

Would you like a breakdown or more details?

Related Questions:

1. How do you find the area of the same 9 × 18 meter yard?
2. What is the perimeter of a square yard with the same area?
3. If a fence costs $15 per meter, what is the total cost to fence the yard?
4. How does the perimeter change if the length is doubled?
5. How do you find the diagonal length of the yard?

Tip:

The perimeter is always the total distance around a shape. To avoid mistakes, always add up all sides and double-check your calculations! 😊