Mathematics, 16.01.2020 05:31 7obadiah
Awhispering chamber is an elliptically arched chamber. a unique feature of a whispering chamber is that when a person standing at
one focus of the ellipse whispers, he can be heard by a person standing at the other focus, regardless of the dimensions of the ellipse
from which the dome is built.
suppose that the dimensions of the ellipse used to create a whispering dome is 200 feet by 380 feet. walter stands at one focus, and
barbara stands at the other focus
how far apart are walter and barbara?
enter your answer, rounded to the nearest tenth of a foot in the box.
Answers: 3
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Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?
Answers: 3
Awhispering chamber is an elliptically arched chamber. a unique feature of a whispering chamber is t...
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