Revision as of 22:51, 21 July 2010 edit Kittenono (talk \| contribs) 314 edits m Changed formulae and added reference. ← Previous edit		Revision as of 22:59, 21 July 2010 edit undo Kittenono (talk \| contribs) 314 edits m Edited reference Next edit →
Line 17: ==Formulae== The following [[formula\|formulae]] (the [[volume]] and [[surface area]]) can be used if all edges ("a") are the same length.<ref>[[Stephen Wolfram]], "[http://www.wolframalpha.com/input/?i=~~Elongated_triangular_pyramid~~Elongated+triangular+pyramid Elongated triangular pyramid]" from [[Wolfram Alpha]]. Retreived July 21, 2010.</ref> <math>V=(\frac{1}{12}(\sqrt{2}+3\sqrt{3}))a\approx0.550864...a</math>

Elongated triangular pyramid: Difference between revisions