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

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

How many solutions does the nonlinear system of equations graphed bellow have?

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.