Mathematics, 16.10.2020 16:01 samiiegarciia
Berri and Alana are standing on opposite sides of a planetarium, a room with a dome ceiling in the shape of a semi-ellipse. The planetarium is 10 feet high and 75 feet wide. If each stands at the focus on their side, they'll be able to hear each other in a whisper. How many feet apart should they stand?
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Berri and Alana are standing on opposite sides of a planetarium, a room with a dome ceiling in the s...
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