An ellipse is represented by the equation (x-5)^2/625+(y-4)^2/225=1.

Each directrix of this ellipse is a from the center on the major axis.

a) horizontal line that is 20 units
b) vertical line that is 20 units
c) horizontal line that is 31.25 units
d) vertical line that is 31.25 units

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)