Find the value of from the given figure.
The value of is .
The two sides are given 9 and 11.
We use Pythagorean Theorem.
Pythagorean Theorem state that in a right angle triangle, the square of the hypotenuse is equal to the sum of squares of other sides.
Substitute the values and calculate.
Taking square root we get.
Since, distance is a positive quantity so we neglect negative sign.
Therefore, the value of is .
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