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An aircraft is timetabled to travel from A to B. Due to bad weather it flies from A to C then from C to B. Where AC and CB make angles of 27 and 66 degrees respectively with AB. If AC =220km find AB

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  1. calculate the third angle in the triangle. Then, law of sines will work easily to get AB

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    bobpursley
  2. Answer

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  3. Angle C = 87°(calculated)
    AB=C
    AC=220=b
    Sine laws c\sin87=220\66
    c=240.5

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  4. 240.5

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