document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1161702>Question 1161702</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Show that the volume of the frustum of a cone with top and bottom radii R and r respectively and height, h is<BR>\n" );
document.write( "V = ⅓πh(R² + Rr + r²) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #785329 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52788)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=785329\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "For the formula itself, see this Wikipedia article \r<BR>\n" );
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document.write( "https://en.wikipedia.org/wiki/Frustum\r<BR>\n" );
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document.write( "It is interesting, that the formula was known in ancient Egypt and ancient Greece.\r<BR>\n" );
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document.write( "For its derivation, see this WEB-page\r<BR>\n" );
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document.write( "https://www.toppr.com/guides/maths/surface-areas-and-volumes/frustum-of-cone/#:~:text=Answer%3A%20Substituting%20the%20value%20of,R3%20%E2%80%93%20r3)%2Fr%5D.\r<BR>\n" );
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document.write( "Or use these keywords \"derivation formula for volume of conic frustum\" in Google search engine.\r<BR>\n" );
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document.write( "Have a nice day (!)\r<BR>\n" );
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document.write( " </SPAN>\n" );
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