\(\displaystyle\frac{{{\underset{{{1}}}{{{b}}}}}}{{{\underset{{{1}}}{{{h}}}}}}=\frac{{{\underset{{{2}}}{{{b}}}}}}{{{\underset{{{2}}}{{{h}}}}}}\)

\(\displaystyle\frac{{6}}{{5.5}}=\frac{{34}}{{\underset{{{2}}}{{{h}}}}}\)

\(\displaystyle{\underset{{{2}}}{{{h}}}}=\frac{{{34}\times{5.5}}}{{6}}\)

\(\displaystyle=\frac{{187}}{{6}}\)

\(\displaystyle={31}\frac{{1}}{{6}}\)

\(\displaystyle\frac{{6}}{{5.5}}=\frac{{34}}{{\underset{{{2}}}{{{h}}}}}\)

\(\displaystyle{\underset{{{2}}}{{{h}}}}=\frac{{{34}\times{5.5}}}{{6}}\)

\(\displaystyle=\frac{{187}}{{6}}\)

\(\displaystyle={31}\frac{{1}}{{6}}\)