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Sin cos tan homework
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What should the formula be to work out the following question using sin, cos or tan? 28 years since doing this and totally forgotten.
A helicopter takes off from an army base on a bearing of 75deg and flies for 52km. How far east has the helicopt flown and how far north?
Once I can remember the workings I can help my son with the rest. Thk u.
A helicopter takes off from an army base on a bearing of 75deg and flies for 52km. How far east has the helicopt flown and how far north?
Once I can remember the workings I can help my son with the rest. Thk u.
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For more on marking an answer as the "Best Answer", please visit our FAQ.I was hopeless at maths and never really understood it at the time and probably recall it imperfectly, 60 years later.
For some kinds of problem we were told:-
Go to the opposite side and round the rt angle, reciting as you proceed, something like this:-
Tan Cos Cosec [and on the way back??]
Sine Sec Cot
What was that all about?
For some kinds of problem we were told:-
Go to the opposite side and round the rt angle, reciting as you proceed, something like this:-
Tan Cos Cosec [and on the way back??]
Sine Sec Cot
What was that all about?
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