The diagonal of a square has length #7sqrt2# ft. What is the length of the side of the square?

1 Answer
Shwetank Mauria
Jan 1, 2017

Length of the side of the square is #7# feet.

Explanation:

WE can find the diagonal of a square whose side #s#, by using Pythagoras Theorem.

As joining a diagonal #d# forms a right angled triangle

we have #d=sqrt(s^2+s^2)=sqrt(2s^2)=ssqrt2#
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Hence, if diagonal is given to be #7sqrt2# feet

length of the side of the square is #7# feet.

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