It is given that a polygon with n sides has n/2(n-3) diagonals. (a)How many sides does a polygon with 90 diagonals have?
(b)Is there a polygon with 100 diagonals?Justify your answer .

Elijah and his sister went to the movies. they had $34 altogether and spent $9.50 per ticket. elijah and his sister bought the same snacks. write and solve an inequality fotlr the amount that each person spent on snacks. interpret the solition

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

If you are just building your payment history, how many points from a perfect score will you possibly miss?