document.write( "Question 883248: Points A and B are 100m apart on a coastline.
\n" ); document.write( "B is directly east of A.
\n" ); document.write( "A lighthouse is out at sea.\r
\n" ); document.write( "\n" ); document.write( "The bearing of the lighthouse is
\n" ); document.write( "163 degrees from A and
\n" ); document.write( "219 degrees from B\r
\n" ); document.write( "\n" ); document.write( "The angle of elevation of the top of the lighthouse from A is 25 degrees.\r
\n" ); document.write( "\n" ); document.write( "Find the distance of the lighthouse from A.
\n" ); document.write( "Find the height of the lighthouse.\r
\n" ); document.write( "\n" ); document.write( "-----------------\r
\n" ); document.write( "\n" ); document.write( "I dont understand bearings.
\n" ); document.write( "Are the bearings now the length?
\n" ); document.write( "I know Im suppose to use my sine rules for this question.
\n" ); document.write( "I know if i put a protractor from A to the lighthouse it is 163 degrees
\n" ); document.write( "and if i do the same with B to lighthouse i get 219. I just dont understand how to use the information of bearings.\r
\n" ); document.write( "\n" ); document.write( "thank you \n" ); document.write( "

Algebra.Com's Answer #533396 by richwmiller(17219) $\"\"$ $\"About$

You can put this solution on YOUR website!
Bearing is the angle. Nothing to be afraid of. \n" ); document.write( "

\n" );