a wire attached to the top of a pole reaches a stake in the ground 20 feet from the foot of the pole. The angle of depression from the top of the pole to the ground is 58 degrees. Find the length of the wire.

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

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?

What is the absolute value of the complex number -4-sqrt2i