Odpowiedź :
[tex]V = \frac{Pp \times H}{3} [/tex]
[tex]400 = \frac{4 \times 4 \times H}{3} | \times 3 \\ \\ 1200 = 16H | \div 16 \\ \\ H = 75cm[/tex]
[tex]V = \frac{Pp \times H}{3} [/tex]
[tex]400 = \frac{4 \times 4 \times H}{3} | \times 3 \\ \\ 1200 = 16H | \div 16 \\ \\ H = 75cm[/tex]