I think its the second one but I'm not sure..

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°?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?