Compound area figuring out this problem . Thank you for those who are able to help with this .

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great