1.

What is the length (in cm) of the diagonal of a square whose area is 5 times that of another square with diagonal as 4\(\sqrt{2}\) cm?

A. 8\(\sqrt{5}\)
B. 4\(\sqrt{10}\)
C. 2\(\sqrt{10}\)
D. 4\(\sqrt{5}\)
Answer» C. 2\(\sqrt{10}\)


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