Please answer this correctly

Anew fountain in the shape of a hexagon will have 6 sides of equal length. on a scale drawing, the coordinates of the vertices of the fountain are: (7.5,5), (11.5,2), (7.5,−1), (2.5,−1), (−1.5,2), and (2.5,5). how long is each side of the fountain?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?