The coordinates of the vertices of a polygon are shown below M(-1,3), N(-4,0), O(-1,-3), P(3,-3), Q(4,0), R(3,3) what type of polygon is this figure

Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?