T tSong New Member Joined Nov 5, 2011 Messages 3 Gender Male HSC 2013 Nov 13, 2012 #1 A cone of height h cm is inscribed in a sphere of constant radius R cm. Find the ratio h : R when the volume of the cone is maximised. Thanks in advance!
A cone of height h cm is inscribed in a sphere of constant radius R cm. Find the ratio h : R when the volume of the cone is maximised. Thanks in advance!
H HeroicPandas Heroic! Joined Mar 8, 2012 Messages 1,547 Gender Male HSC 2013 Nov 14, 2012 #2 Is there answers? I got 1 : 2/root3 (ratio of h:R) by rationalising 1 : 2root3 /3 hint- find the radius of the cone by using pythag. Last edited: Nov 14, 2012
Is there answers? I got 1 : 2/root3 (ratio of h:R) by rationalising 1 : 2root3 /3 hint- find the radius of the cone by using pythag.
D94 New Member Joined Oct 5, 2011 Messages 4,423 Gender Male HSC N/A Nov 14, 2012 #3 From what I make of the question, I've got 3:4 for h:R.
CrackerMo Member Joined Jul 24, 2011 Messages 77 Gender Male HSC N/A Nov 14, 2012 #4 I would do it but I don't feel like it, Tony HEHE