CAN SOMEONE HELP MEEE PLEASE

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?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955