Protecting an Antenna In Example 3, suppose the parabolic
Chapter 1, Problem 1.500(choose chapter or problem)
In Exercises 21–36, write an equation for the problem and solve the problem.
Protecting an Antenna In Example 3, suppose the parabolic dish has a 32-in. diameter and is 8 in. deep, and the radius of the cardboard cylinder is 8 in. Now how tall must the cylinder be to fit in the middle of the dish and be flush with the top of the dish?
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