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OpenStudy (anonymous):
a mirror is shaped like a paraboloid of revolution and will be used to conentrate the rays of the sun at its foucs creating a heat source. if the mirror is 30 feet across at its opening and is 11 feet deep where will the heat source be concenerated?
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OpenStudy (anonymous):
help please
OpenStudy (anonymous):
help
OpenStudy (sirm3d):
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