Given right triangle ABC with altitude BD drawn to hypotenuse AC. If BC = 12 and DC = =9, what is the length of AC? (Note: the figure is not drawn to scale.)

What is the average rate of change for this function for the interval from x=2 to x=4 ?

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?