Odpowiedź :
[tex]V = Pp \times H[/tex]
[tex]Pp = 6 \times \frac{ {6}^{2} \sqrt{3} }{4} = 6 \times \frac{36 \sqrt{3} }{4} = 6 \times 9 \sqrt{3} = 54 \sqrt{3} {cm}^{2} [/tex]
[tex]V = 54 \sqrt{3} {cm}^{2} \times 14cm = \boxed{ 756 \sqrt{3}{cm}^{3} }[/tex]