Odpowiedź :
[tex]Zadanie\\a=6\ cm\\V=120\ cmx^{3}\\H=? \\\\V=\frac{1}{3}\cdot P_p\cdot H=\frac{1}{3}\cdot a^{2}\cdot H\\\\\frac{1}{3}\cdot 6^{2}\cdot H=120\\\\\frac{1}{3}\cdot36\cdot H =120\\\\12\cdot H=120\ \ \ \mid:12\\\\H=10\ cm[/tex]
[tex]Zadanie\\a=6\ cm\\V=120\ cmx^{3}\\H=? \\\\V=\frac{1}{3}\cdot P_p\cdot H=\frac{1}{3}\cdot a^{2}\cdot H\\\\\frac{1}{3}\cdot 6^{2}\cdot H=120\\\\\frac{1}{3}\cdot36\cdot H =120\\\\12\cdot H=120\ \ \ \mid:12\\\\H=10\ cm[/tex]