document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=979945>Question 979945</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Not able to follow the formula for solving this problem. Can you help me?<BR>\n" );
document.write( "Find the area of the front face of a blade. The expression 1/2h(b + D) gives the area of the trapezoid.<BR>\n" );
document.write( "d =1 1/4<BR>\n" );
document.write( "h =3/4<BR>\n" );
document.write( "b =2 3/8 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #601189 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=601189\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> area=(1/2)h(b+d) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28300%2C125%2C-0.3125%2C2.6875%2C-0.5%2C1.25%2C%0D%0Aline%280%2C0%2C2.375%2C0%29%2Cline%280%2C0%2C0.25%2C0.75%29%2C%0D%0Aline%280.25%2C0.75%2C1.5%2C0.75%29%2Cline%281.5%2C0.75%2C2.375%2C0%29%2C%0D%0Alocate%280.98%2C0%2Cb=2%263%2F8%29%2Clocate%280.67%2C1.25%2Cd=1%261%2F4%29%2C%0D%0Aarrow%280.65%2C1%2C0.25%2C1%29%2Carrow%281.1%2C1%2C1.5%2C1%29%2C%0D%0Aarrow%280.96%2C-0.25%2C0%2C-.25%29%2Carrow%281.41%2C-0.25%2C2.375%2C-0.25%29%2C%0D%0Aarrow%280.5%2C0%2C0.5%2C0.75%29%2Carrow%280.5%2C0.75%2C0.5%2C0%29%2C%0D%0Alocate%280.51%2C0.6%2Ch=3%2F4%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "I assume the measurements are in inches, so the area would be in square inches.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=1%261%2F4=1%2B1%2F4=4%2F4%2B1%2F4=5%2F4 ALIGN=MIDDLE  ALT=\"d+=1%261%2F4=1%2B1%2F4=4%2F4%2B1%2F4=5%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=1%261%2F4=1%2B1%2F4=1%2B0.25=1.25 ALIGN=MIDDLE  ALT=\"d+=1%261%2F4=1%2B1%2F4=1%2B0.25=1.25\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h+=3%2F4=0.75 ALIGN=MIDDLE  ALT=\"h+=3%2F4=0.75\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b+=2%263%2F8=2%2B3%2F8=2%288%2F8%29%2B3%2F8=16%2F8%2B3%2F8=19%2F8 ALIGN=MIDDLE  ALT=\"b+=2%263%2F8=2%2B3%2F8=2%288%2F8%29%2B3%2F8=16%2F8%2B3%2F8=19%2F8\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b+=2%263%2F8=2%2B3%2F8=2%2B0.375=2.375 ALIGN=MIDDLE  ALT=\"b+=2%263%2F8=2%2B3%2F8=2%2B0.375=2.375\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "You could use the measurements as fractions or as decimals.<BR>\n" );
document.write( "Either way, a calculator would be very helpful.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=area=%281%2F2%29h%28b%2Bd%29=%281%2F2%29%283%2F4%29%285%2F4%2B19%2F8%29=%281%2F2%29%283%2F4%29%2810%2F8%2B19%2F8%29=%281%2F2%29%283%2F4%29%2829%2F8%29=87%2F64=1.359375=about1.36 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28rounded%29 ALIGN=MIDDLE  ALT=\"%28rounded%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > , or<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=area=%281%2F2%29h%28b%2Bd%29=%281%2F2%29%280.75%29%281.25%2B2.375%29=%280.5%29%280.75%29%283.625%29=1.359375=about1.36 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28rounded%29 ALIGN=MIDDLE  ALT=\"%28rounded%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );