Please help, thank you so much

What is the average rate of change for this function for the interval from x=2 to x=4 ?

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°?

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships