The lifespans of meerkats in a particular zoo are normally distributed. The average meerkat lives 10.4years and the standard deviation is 1.9. Find the probability that
the meerkats live longer than 12.3 years or less than 8.5 years.

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Find the value of the cosine for angle a

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1