. Weekly demand at a grocery store for a brand of breakfast cereal is normally distributed with a mean of 900 boxes and a standard deviation of 50 boxes. What is the probability that the weekly demand is

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2