$\"\"$

Find the value of $\"\"$ .

The three angles are $\"\"$ , $\"\"$ , and $\"\"$ .

The angle that is between $\"\"$ and $\"\"$ is equal to $\"\"$ Since it is a vertical angle with $\"\"$ .

The sum of the three angles is equls to $\"\"$ .

$\"\"$

Option C is the correct choice.

$\"\"$

Option C is the correct choice.