# Perimeter Question

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## Grade 4 Perimeter CCSS: 4.MD.A.3

- P = l + w + l + w
- P = 2 ( l + w)
- P = l + w
- P = 2l + 2w

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Which of the following formulas, or rules, cannot be used to calculate the perimeter of a rectangle?

- P = l + w + l + w
- P = 2 ( l + w)
- P = l + w
- P = 2l + 2w

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