26 POINTS !! PLEASE HELP (no fake answers please !)

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°?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?