If the sum of the interior angles in a regular polygon is 1440°, then what kind of polygon is it?

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

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

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.