What is the volume of a rectangular prism with a height of 1.5 feet and a base area of 4.5

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Tim earns $120 plus $30 for each lawn he mows. write an iniqualityvto represent how many lawns he needs to mow to make more than $310