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Mathematics 7 Online
OpenStudy (anonymous):

Trig: I have tried this problem several times, haven't figured it out A plane is flying with an airspeed of 211 miles per hour with heading 248.7°. The wind currents are running at a constant 43.6 miles per hour in the direction 238.6°. Find the ground speed and true course of the plane. (Round your answers to the nearest whole number for the speed and to one decimal place for the angle.)

OpenStudy (nikato):

are you learning vectors?

OpenStudy (anonymous):

not necessarily but this little part does speak about vectors... the main focus of the lesson is suppose to be law of cosine and occasionally sin

OpenStudy (nikato):

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