The area of a rooftop can be expressed as 9x^2+6x+1. the rooftop is a quadrilateral.

part a. what type of quadrilateral is the rooftop? justify your answer.
part b. if the area of the rooftop is 361 m^2, what is the length of one side of the rooftop?

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.