[tex]krawedz\ podstawy:\ a=\sqrt{3}\\\\wysokosc\ ostroslupa :\ \ H=3\\\\objetosc\ ostroslupa:\\\\V=\frac{1}{3} P_{p}*H\\\\pole\ podstawy:\\\\P_{p}=\frac{a^2\sqrt{3}}{4} \\\\P_{p}=\frac{(\sqrt{3})^2\sqrt{3}}{4}=\frac{3\sqrt{3}}{4} \ \ [j^2]\\\\V=\frac{1}{\not{3}^1}*\frac{3\sqrt{3}}{4} * \not{3}^1=\frac{3\sqrt{3}}{4}\ [j^3]\\\\odp.\ Objetosc\ tego\ ostroslupa\ wynosi\ \ \frac{3\sqrt{3}}{4}\ [j^3].[/tex]
