$\"\"$

The length of $\"\"$ .

One of the angle in right angle triangle is $\"\"$ .

The sum of the angles in right angle triangle is $\"\"$ .

$\"\"$ .

Find the shortest distane.

The shortest distace $\"\"$ is the oposite side of the shortet angle.

Therefore $\"\"$ .

Substitute $\"\"$ and $\"\"$ in the above expression

$\"\"$

The shortest distance is $\"\"$ .

Hence the answer is $\"\"$ .

$\"\"$

The answer is $\"\"$ .