Find the measure of the angle indicated in bold

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

Which is the focus of a parabola with equation y2=4x

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect