document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=874410>Question 874410</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help please.<BR>\n" );
document.write( "A foot tall tree casts a shadow that is one foot shorter than the distance from the tip of the shadow to the top of the tree. Find the length of shadow.<BR>\n" );
document.write( "(a) Let x represent the length of the shadow. Write an expression for the diagonal distance from the tip of the shadow to the top of the tree.<BR>\n" );
document.write( "(B) What is the length of the shadow? (Hint use the pythagorean formula) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #527539 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=527539\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a) diagonal distance is x+1<BR>\n" );
document.write( "b) 1 + x^2 = (x+1)^2<BR>\n" );
document.write( "1 + x^2 = x^2 +2x +1<BR>\n" );
document.write( "2x = 0<BR>\n" );
document.write( "x = 0 implies the length of the shadow is zero<BR>\n" );
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