tess1968 tess1968

16-02-2016
Mathematics

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A plane is flying at a constant height of 8000m. It flies vertically above me and 30 seconds later the angle of elevation is 74°. Find the speed of the plane in metres/second.

A plane is flying at a constant height of 8000m It flies vertically above me and 30 seconds later the angle of elevation is 74 Find the speed of the plane in me class=

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drmazibuko drmazibuko

16-02-2016

267km/h =3,55km/s that was the speed of the plane in seconds and in or per hour

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