document.write( "Question 1160091: 1. A plane is steering at S65°W at an air speed of 625 km/h. The wind is from the NW at 130 km/h. Find the ground speed and track of the plane. Include a vector diagram in your solution. \n" ); document.write( "
Algebra.Com's Answer #783309 by MowMow(42)\"\" \"About 
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Ground speed is S75.3°W at 680.5 km/h\r
\n" ); document.write( "\n" ); document.write( "Wind = -91.92i + 91.92j
\n" ); document.write( "Plane = -172.2i - 658.36j\r
\n" ); document.write( "\n" ); document.write( "add these two vectors together and the arcTan of them is S75.3°W
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