document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1134749>Question 1134749</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the values of the variables in isosceles trapezoid  WXYZ.\r<BR>\n" );
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document.write( "W = (11x + 15)Degrees<BR>\n" );
document.write( "X = (8m)Degrees<BR>\n" );
document.write( "Z = (4x) Degrees<BR>\n" );
document.write( "Y = ?\r<BR>\n" );
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document.write( "Find X and M<BR>\n" );
document.write( "X = ?<BR>\n" );
document.write( "m = ? </SPAN>\n" );
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document.write( "In an isosceles trapezoid, the upper base angles and the lower base angles are congruent. Also, in any quadrilateral, the sum of interior angles should be 360.\r<BR>\n" );
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document.write( "11x+15 = 8m\r<BR>\n" );
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document.write( "11x+15+8m+4x+4x=360\r<BR>\n" );
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document.write( "Substitute <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=11x%2B15=8m ALIGN=MIDDLE  ALT=\"11x%2B15=8m\"   DISABLED_style= \"max-width:90%; height:auto;\" > into the second equation:\r<BR>\n" );
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document.write( "11x+15+(11x+15)+8x=360<BR>\n" );
document.write( "30x=330<BR>\n" );
document.write( "x=11\r<BR>\n" );
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document.write( "11(11)+15=8m<BR>\n" );
document.write( "136=8m<BR>\n" );
document.write( "m=17\r<BR>\n" );
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document.write( "Angle Y = 4m = 4(17) = 68 degrees<BR>\n" );
document.write( "X = 8m = 8(17) = 136 degrees<BR>\n" );
document.write( "m = 17\r<BR>\n" );
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