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Does anyone understand this?
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2 votes
Does anyone understand this?

Does anyone understand this?-example-1
User SavedByJESUS
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2 Answers

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The perimeter is simply the sum of all side lengths.

p=a+a+a-1+a-1

p=4a-2
User Sorenoid
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4 votes
a-1+a-1+a+a or a-2+a2
the answer is a

User Jan Mares
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