document.write( "Question 1162448: A sailor is sailing around three islands. She travels 2.6 km from Island A to Island B. She then turns 55 º and travels 2.9 km to island C. How long is the last leg of the trip from Island C to Island A?\r
\n" ); document.write( "\n" ); document.write( "a. 8.5 km
\n" ); document.write( "b. 2.6 km
\n" ); document.write( "c. 2.9 km
\n" ); document.write( "d. 1.3 km
\n" ); document.write( "

Algebra.Com's Answer #786268 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
A sailor is sailing around three islands. She travels 2.6 km from Island A to Island B. She then turns 55 º and travels 2.9 km to island C. How long is the last leg of the trip from Island C to Island A?\r
\n" ); document.write( "\n" ); document.write( "a. 8.5 km
\n" ); document.write( "b. 2.6 km
\n" ); document.write( "c. 2.9 km
\n" ); document.write( "d. 1.3 km
\n" ); document.write( "=================
\n" ); document.write( "It's a SAS triangle.
\n" ); document.write( "Use the Cosine Law.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );