Consider the regular polygon how many diagonals does the polygon have? Justify your answer

In the diagram of circle o, what is the measure of zabc?

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?