document.write( "Question 451617: the bout sails from A to B on a bearing 168 degree and then from B to C on a bearing of 078 degree. AB=BC
\n" ); document.write( "a) show that angle ABC=90
\n" ); document.write( "b)work out the bearing of C from A \n" ); document.write( "

Algebra.Com's Answer #310529 by Alan3354(69443) $\"\"$ $\"About$

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the bout sails from A to B on a bearing 168 degree and then from B to C on a bearing of 078 degree. AB=BC
\n" ); document.write( "a) show that angle ABC=90
\n" ); document.write( "160 = 078 = 90º
\n" ); document.write( "--------------------
\n" ); document.write( "b)work out the bearing of C from A
\n" ); document.write( "From A to C = 168 - 45 = 123
\n" ); document.write( "From C to A = 123 + 180 = 303
\n" ); document.write( " \n" ); document.write( "

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