For the following exercises, use a calculator to find the length of each side to four decimal

Question:

For the following exercises, use a calculator to find the length of each side to four decimal places.

A radio tower is located 325 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 43°, and that the angle of depression to the bottom of the tower is 31°. How tall is the tower?

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