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To calculate the perimeter of a rectangle, you multiply 2 x length and add 2 x width.

So the perimeter of a 3 x 5 rectangle would be:

2 x L + 2 x W

(2 x 3) + (2 x 5)

6 + 10 = 16

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Wiki User

11y ago
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Leina Laurent

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3y ago
Is it 15 or 16
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Elisabete Cruz

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2y ago
I need this for my homework
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Ella Wondra

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3y ago

25

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Anonymous

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4y ago

15

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Q: Perimeter of a 3x5 rectangle
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