document.write( "Question 1025901: The length of a rectangle is twice the width. If the diagonal of the rectangle measures √30 inches, what is the area of the rectangle? \r
\n" ); document.write( "\n" ); document.write( "My answer is 12 inches squared, but my question is can I multiple a number by a radical like 2 times√6 .\r
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Algebra.Com's Answer #641179 by macston(5194)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "W=width; L=length=2W
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\n" ); document.write( "\"L%5E2%2BW%5E2=%28sqrt%2830%29%29%5E2\"
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\n" ); document.write( "\"%282W%29%5E2%2BW%5E2=30\"
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\n" ); document.write( "\"4W%5E2%2BW%5E2=30\"
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\n" ); document.write( "\"5W%5E2=30\"
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\n" ); document.write( "\"W%5E2=6\"
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\n" ); document.write( "\"W=sqrt%286%29\"
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\n" ); document.write( "\"L\"=\"2W=2%28sqrt%286%29%29\"
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\n" ); document.write( "\"A=LW\"=\"sqrt%286%292sqrt%286%29=2%286%29\"=\"12\"
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\n" ); document.write( "\"A\"=\"2sqrt%286%29sqrt%286%29=sqrt%286%29sqrt%286%29%2A2\"=\"sqrt%286%29%2A2%2Asqrt%286%29\"
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\n" ); document.write( "ANSWER: Multiplication is commutative: terms can be multiplied in any order.
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