document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=402067>Question 402067</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The second angle of a triangular building lot is three times as large as the first. The third angle is 10° more than the sum of the other two angles. Find the measure of the third angle.\r<BR>\n" );
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document.write( "I came up with 1st 23, 2nd 62 and 3rd 95  is this correct?\r<BR>\n" );
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document.write( "Let me know.\r<BR>\n" );
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document.write( "Thanks\r<BR>\n" );
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document.write( "Lisa Barber </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #284457 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=284457\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Made a mistake on the third angle!!\r<BR>\n" );
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document.write( "The second angle of a triangular building lot is three times as large as the first. The third angle is 10° more than the sum of the other two angles. Find the measure of the third angle.<BR>\n" );
document.write( "I came up with 1st 23, 2nd 62 and 3rd 95 is this correct? <BR>\n" );
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document.write( "Let x = measure of first angle<BR>\n" );
document.write( "then<BR>\n" );
document.write( "3x = second angle<BR>\n" );
document.write( "(x + 3x + 10) = third angle<BR>\n" );
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document.write( "sum of interior angles of a triangle is 180:<BR>\n" );
document.write( "x + 3x + x+3x+10 = 180<BR>\n" );
document.write( "8x+10 = 180<BR>\n" );
document.write( "8x = 170<BR>\n" );
document.write( "x = 21.25 deg (first)<BR>\n" );
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document.write( "second:<BR>\n" );
document.write( "3x = 3(21.25) = 63.75 deg<BR>\n" );
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document.write( "third:<BR>\n" );
document.write( "(x + 3x + 10) = (21.25 + 3(21.25) + 10) = 95 deg<BR>\n" );
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