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What the length of a diagonal of a square with perimeter of 16

What the length of a diagonal of a square with perimeter of 16-example-1
User Fnl
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a- the length of the side of a square
P = 16

P = 4a → 4a = 16 |:4 → a = 4

The diagonal of the square: d = a√2

therefore d = 4√2


User Nick Davies
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