Which undefined term is used to define an angle?

Line
Plane
Point
Ray

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Do you mind if you guys me with this question i’m on number 8

If jklm is a trapezoid, which statements must be true?