document.write( "Question 189851: Two 12mm sides of a rhombus for a 60 degree angle. Fine the area of the rhombus. I just dont understand. \n" ); document.write( "
Algebra.Com's Answer #142443 by jim_thompson5910(35256)\"\" \"About 
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One of the formulas for the area of a rhombus is \"A=s%5E2%2Asin%28x%29\" where \"s\" is the length of the side and \"x\" is the angle given\r
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\n" ); document.write( "\n" ); document.write( "\"A=s%5E2%2Asin%28x%29\" Start with the given formula\r
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\n" ); document.write( "\n" ); document.write( "\"A=12%5E2%2Asin%2860%29\" Plug in \"s=12\" and \"x=60\"\r
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\n" ); document.write( "\n" ); document.write( "\"A=144%2Asin%2860%29\" Square 12 to get 144\r
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\n" ); document.write( "\n" ); document.write( "\"A=144%2A%28sqrt%283%29%2F2%29\" Evaluate the sine of 60 to get \"sqrt%283%29%2F2\" (use the unit circle)\r
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\n" ); document.write( "\n" ); document.write( "\"A=%28144%2Asqrt%283%29%29%2F2\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"A=72%2Asqrt%283%29\" Reduce\r
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\n" ); document.write( "\n" ); document.write( " ... Approximate the right side using a calculator\r
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\n" ); document.write( "\n" ); document.write( "So the area of the rhombus is about 124.708 square mm.
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