Question

find the lenngth of the diagonal of a square whose area is 2500 cm2. Give answer in trtms of root 2.

Answer 1

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Answer 2

${\mathcal{\huge{\red{\underline{ANSWER}}}}}$

$<b> as we know that the area of a square$
$= \frac{1}{2} \times { diagonal}^{2}$
then

$2500 {cm}^{2} = \frac{1}{2} \times {d}^{2} \\ \\ = > 5000 {cm}^{2} = {d}^{2} \\ \\ = > diagonal = \sqrt{5000} cm \\ \\ = > diagonal = 50 \sqrt{2}$

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