If there is a photo that is 4 by 9 inches, and you want to frame it with a frame the same width all around, and the total area of the photo and the frame is 130², how wide is the frame?

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

Find two numbers if their sum is 91 and the ratio is 6: 7?

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.