the sum of the interior angles of a regular polygon is 180(n-2) degrees. how many sides does the polygon have?

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds