Question: . Question 13 Question 13 A person in a whispering gallery standing at one focus of the ellipse can whisper and be heard by a

Question 13 A person in a whispering gallery standing at one focus

. Question 13

Question 13 A person in a whispering gallery standing at one focus of the ellipse can whisper and be heard by a person standing at the other focus because all the sound waves that reach the ceiling are reflected to the other person. If a whispering gallery has a length of 140 feet, and the foci are located 30 feet from the center, find the height of the ceiling at the center. Round your answer to 2 decimal places. feet Jump to Answer

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