Mathematics, 30.01.2021 22:30, aljdones

Juan, standing at one focus of a whispering gallery, is 20 ft from the nearest wall. His friend is standing at the other focus, 80 ft away. How high is its elliptical
ceiling at the center?
Fill in the blank:
The elliptical ceiling is ft high at the center.

Answers: 2

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Juan, standing at one focus of a whispering gallery, is 20 ft from the nearest wall. His friend is...