yasmin599
26.01.2021 •
Mathematics
During take-off a plane must rise at least 20 m during its first 1.5 km of flight to successfully clear the runway. a) At what minimum average angle must the plane climb for a safe take-off, to the nearest hundredth of a degree? b) If the required rise is doubled to 40 m, does this double the climb angle? Explain
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Median U.S. household income increased 6.8% to $68,700, the U.S. Census Bureau said Tuesday. That followed advances of 3.1% in 2016, 1.8% in 2017 and 0.9% in 2018. On an inflation-adjusted basis, median income last year was the highest on records dating to 1967.
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