Pythagorean stack how long is this side

Given right triangle xyz, which correctly describes the locations of the sides in relation to

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

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?