The diagonals of a rhombus are 3.5 and 12, a circle tangents two sides (or their extensions) of the rhombus and the center is on the one of the vertices of the rhombus. Find the exact value of the circle area. (Make a drawing for all cases)

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?