Find the length of the diagonal of a square whose area is 128 cm square also find its perimeter
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Step-by-step explanation:
area of a square = S^2 = 128cm sq.
S = √128 = 8√2cm.
Diagonal of a square = S√2 = 8√2 x √2
= 16cm.
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Answer:- The length of the diagonal is 16 cm and the perimeter is 45.24 cm.
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