document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880988>Question 880988</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a flat rectangular roof is 14m long and 8m wide, When it rains, the water is collected in a cylindrical tank. \r<BR>\n" );
document.write( "\n" );
document.write( "a. Calculate the volume of water collected on the roof when 25mm of rain falls.<BR>\n" );
document.write( "b. How many liters does the roof collect?<BR>\n" );
document.write( "c. The cylindrical tank has a radius of 1.8m and is 2.4m high. What is the capacity of the tank in liters<BR>\n" );
document.write( "d. By how much does the depth of the water in the tank rise when the rain falls? answer in centimeters, correct to 1 decimal place.\r<BR>\n" );
document.write( "\n" );
document.write( "I'm unsure how to go about working these questions out. Some help would be much appreciated. Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531860 by </B><A HREF=/tutors/aboutme.mpl?userid=dkppathak><B>dkppathak(439)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=dkppathak><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=dkppathak><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531860\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a flat rectangular roof is 14m long and 8m wide, When it rains, the water is collected in a cylindrical tank. <BR>\n" );
document.write( "a. Calculate the volume of water collected on the roof when 25mm of rain falls.<BR>\n" );
document.write( "b. How many liters does the roof collect?<BR>\n" );
document.write( "c. The cylindrical tank has a radius of 1.8m and is 2.4m high. What is the capacity of the tank in liters<BR>\n" );
document.write( "d. By how much does the depth of the water in the tank rise when the rain falls? answer in centimeters, correct to 1 decimal place. <BR>\n" );
document.write( "Answer<BR>\n" );
document.write( "v=lxbxh m^3<BR>\n" );
document.write( "rain fall is 25mm= 25/1000= .025 m\r<BR>\n" );
document.write( "\n" );
document.write( "(a)volume of water collected = 14x8x.025= 2.8 m^3   we know 1 m^3=1000 liters <BR>\n" );
document.write( "(b)water collected in liters= 2.8x1000=2800 liters <BR>\n" );
document.write( "(c) capacity of tank means volume = pie r^2 h= 3.14x1.8x1.8x2.4 =24.4166 m^3<BR>\n" );
document.write( "    =24416.6 liters<BR>\n" );
document.write( "(d).025= 3.14x1.8x1.8xh<BR>\n" );
document.write( "h=.025/3.14x1.8x1.8<BR>\n" );
document.write( "h=.025/10.1736=0.002457 m=0.24 cm </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );