$\"\"$

\

The sides of the right triangle are $\"\"$ and $\"\"$ .

\

The hypotenuse is $\"\"$ .

\

Find $\"\"$ .

\

$\"\"$ (Pythagorean theorem)

\

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

\

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

\

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

\

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

\

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

\

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

\

The value of $\"\"$ is $\"\"$ .

\

$\"\"$

\

$\"\"$ .