document.write( "Question 1134077: In parallelogram ABCD, m < A= 3x and m < B= 4x+10.
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Algebra.Com's Answer #751384 by MathLover1(20850)\"\" \"About 
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A Parallelogram: \r
\n" ); document.write( "\n" ); document.write( "->Opposite sides are parallel
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\n" ); document.write( "->Opposite sides are equal in length\r
\n" ); document.write( "\n" ); document.write( "->Opposite angles are equal (angles \"a\" are the same, and angles \"b\" are the same)
\n" ); document.write( "-> Angles \"\"A\"\" and \"\"B\"\" add up to \"180\"°, so they are supplementary angles.\r
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\n" ); document.write( "\n" ); document.write( "\"m\" < \"A=+3x\" and \"m\" < \"B=+4x%2B10\"\r
\n" ); document.write( "\n" ); document.write( "than \"3x%2B4x%2B10=180\"\r
\n" ); document.write( "\n" ); document.write( "\"7x=180-10\"\r
\n" ); document.write( "\n" ); document.write( "\"7x=170\"\r
\n" ); document.write( "\n" ); document.write( "\"x=170%2F7\"\r
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\n" ); document.write( "\n" ); document.write( "\"m\" < \"A=+3%28170%2F7%29=72.86\"\r
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\n" ); document.write( "\n" ); document.write( "\"A=C\"=>\"m\" < \"C=72.86\"\r
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\n" ); document.write( "\n" ); document.write( " \"m\" < \"B=+4%28170%2F7%29%2B10=107.14\"\r
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\n" ); document.write( "\n" ); document.write( "\"B=D\" \"m\" < \"D=+4%28170%2F7%29%2B10=107.14\"\r
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