The weights of cars passing over a bridge have a mean of 3,550 pounds and standard deviation of 870 pounds. Assume that the weights of the cars passing over
the bridge are normally distributed. Use a calculator to find the probability that the
weight of a randomly-selected car passing over the bridge is more than 4,000
pounds.
a) 30.42%
b) 50%
C) 69.58%
d) 39.34%

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)

Which best explains why this triangle is or is not a right triangle?

Which point is a solution to y s 4x + 5?