The graph below shows two normal distributions. what is the difference of the means?

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).