Use the formula: Perimeter = 2 × (length + width)
Measure the length of the rectangle
Measure the width of the rectangle
Add the length and width
Multiply the sum by 2
Write the result in the same unit as the measurements
Use the formula: Perimeter = 2 × (length + width)
Measure the length of the rectangle
Measure the width of the rectangle
Add the length and width
Multiply the sum by 2
Write the result in the same unit as the measurements