Find the length of side a a 8,b 4,c. radical 136 , or d 64

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Find the slope of the line that passes through the points (-2, 4) and (-5, -6). -2/7 10/3 -2/3