Whats the slope pls help

Write a polynomial for a third-degree polynomial with leading coefficient -4

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?