v Select an answerimetersiinchesdBimilliseconds A person in a whispering gallery standing at one focus of the ellipse can whisper andbe heard by a person standing at the other focus because all the sound waves thatreach the ceiling are reflected to the other person. If a whispering gallery has alength of 314 meters, and the foci are located 85 meters from the center, find theheight of the ceiling at the center.FHeight:Select an answer :

Given: A whispering gallery has a length of 314 meters The foci are located at 85 meters To find:…

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 celling are reflected to the other person. If a whispering gallery has a length of 314 meters, and the foci are located 85 meters from the center, find the height of the cellting at the center.

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 celling are reflected to the other person. If a whispering gallery has a length of 314 meters, and the foci are located 85 meters from the center, find the height of the cellting at the center.

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter8: Analytic Geometry

Section8.1: The Ellipse

Problem 67SE: A person in a whispering gallery standing at one focus of the ellipse can whisper and be heard by a...

See similar textbooks

Similar questions

A parabolic reflector for a car headlight forms a bowl shape that is 6 in. wide at its opening and 3 in. deep, as shown in the figure at the left. How far from the vertex should the filament of the bulb be placed if it is to be located at the focus?
Find an equation for the ellipse with foci (3,0) and vertices (4,0) .
Find the equation of the ellipse shown.
Find an equation for the ellipse with center (2, 0), foci (2,3) and major axis of length 8.
Plywood Ellipse A carpenter wishes to construct an elliptical table top from a 4 ft by 8 ft sheet of plywood. He will trace out the ellipse using the “thumbtack and string” method illustrated in Figures 2 and 3. What length of string should he use, and how far apart should the tacks be located, if the ellipse is to be the largest possible that can be cut out of the plywood sheet?
Label the vertices and foci on the graphs given for the ellipses in Exercises 2 and 3. (a)x252+y242=1 (b) x242+y252=1