1.
[tex]V = 6 \times \frac{ {5}^{2} \sqrt{3} }{4} \times 10 =6 \times \frac{25 \sqrt{3} }{4} \times10 = 6 \times 6.25 \sqrt{3} \times 10 = 6 \times 62.5 \sqrt{3} = \underline{ \underline{375 \sqrt{3} {cm}^{3} }}[/tex]
2.
[tex]3.5 {m}^{3} = 0.5m \times 0.5m \times x \\ 3.5 {m}^{3} = 0.25 {m}^{2} \times x | \div 0.25 {m}^{2} \\ x = 14m[/tex]
Wysokość tego słupa wynosi 14m.
