60° you can use a the length calculator just download it on your computer
The cross sectional shape is a circle.
Answer:
d
Step-by-step explanation:
i like ya cut g
The two labeled angles are alternate interior angles, and as such, they are the same.
From this result you can build the equation

and solve it for x: subtract 13x from both sides to get

and add 2 to both sides to get

Check: if we plug the value we found we have

So the angles are actually the same, as requested.