PLS HELP I DONTGET THIS!!

Ineed with this. the figure is made up of a square and a rectangle. find the area of the shaded region.

What is the volume of the sphere shown below with a radius of 3?

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.