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A supersonic plane flies directly

A supersonic plane flies directly over you at 1.8 times the sound speed. You hear its sonic boom 20s later.What is the plane's
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2. asked by Mike
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A)a plane flies at the height of 1800 feet directly over 150-foot-tall building. how far above the building is the plane?B)the
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2. asked by alanaR.
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A supersonic jet travels at 3.0 Mach (i.e. at three times the speed of sound). It cruises at 20,000 m above the ground. we
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2. asked by Katelynn
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A plane flies due east for 120 km from airport a to airport b it then flies due north for 280 km to airport c finally it flies
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2. asked by Nina
3. 1,045 views
One plane flies straight east at an altitude of 31,000 feet. A second plane is flying west at an altitude of 13,000 feet on a
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2. asked by rachel
3. 779 views
One plane flies straight east at an altitude of 31,000 feet. A second plane is flying west at an altitude of 13,000 feet on a
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2. asked by rachel
3. 626 views
One plane flies straight east at an altitude of 31,000 feet. A second plane is flying west at an altitude of 13,000 feet on a
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2. asked by rachel
3. 741 views
3.Two planes leave an airport flies at the same rate.if the first plane flies 1, :5 hours longer thanthe second plane and
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2. asked by Nati
3. 81 views
a plane starts from a point P and flies 240km on a bearing of 120degrees to Q. At Q the plane makes a 90degree turn and flies
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2. asked by YaYeet
3. 1,833 views
A plane starts from point P and flies 240km on a bearing of 120 degrees to Q. At Q the plane makes a 90 degree turn and flies
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2. asked by bob
3. 1,380 views