$\"\"$

Sides of the right angle triangle are $\"\"$ .

Find the hypotenuse $\"\"$ of the right angle triangle.

$\"\"$ (Pythagorean theorem)

$\"\"$ (Substitute $\"\"$ and $\"\"$ )

$\"\"$ (Evaluate powers $\"\"$ and $\"\"$ )

$\"\"$ (Addition: $\"\"$ )

$\"\"$ (Take the square root of each side)

$\"\"$ (Cancel square and root terms)

$\"\"$ (Substitute: $\"\"$ )

Therefore, the value of $\"\"$ . $\"\"$

$\"\"$ .