Find the length of side x in simplest radical form with rational denominator.

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8 votes

Answer:

sqrt(20)

Explanation:

The two perpendicular side lengths are equal, so using Pythagoras theorem:

x = sqrt( sqrt(10)^2 + sqrt(10)^2 )

x = sqrt(10 + 10)

x = sqrt(20)

Andreszs answered Apr 9, 2022

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