document.write( "Question 294425: A 30- 60- 90 triangle has its longer leg of length 7.8. What is the length of the shorter of the two legs? If necessary, round your answer to two decimal places.
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Algebra.Com's Answer #212316 by Fombitz(32388)\"\" \"About 
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From trigonometry,
\n" ); document.write( "\"sin%2830%29=y%2F7.8\"
\n" ); document.write( "where y is the shorter leg.
\n" ); document.write( "\"y=7.8%2Asin%2830%29=3.9\"
\n" ); document.write( "THe other leg is
\n" ); document.write( "\"x=7.8%2Acos%2830%29=6.75\"
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