Question in attachment

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

The graph of a curve that passes the vertical line test is a: