What is the approximate area of the shaded sector in the circle shown below?

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school. each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220

Factor this polynomial completely. x^2-8x+12

How much is $1200 worth at the end of1 year, if the interest rate is 5.5% is compounded quarterly.