Find the length of side a .

how do I find the length of side a?

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)

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Abcd is a square. what is the measure of angle bac