Bei­spiel: ge­ge­ben: $a=6cmb=3cm$ge­sucht: $c$



$a^2+b^2=c^2$

$(6cm{)}^2+(3cm{)}^2=c^2$

$36c{m}^2+9c{m}^2=c^2$

$45c{m}^2=c^2|\sqrt{}$

$\underline{6,71cm\approx c}$

b)

c)

Bei­spiel: ge­ge­ben: $a=5cmc=9cm$ge­sucht: $b$



$\begin{array}{rl}{c}^2-a^2& =b^2\\ (9cm{)}^2-(5cm{)}^2& =b^2\\ 81c{m}^2-25c{m}^2& =b^2\\ 56c{m}^2& =b^2|\sqrt{}\\ \underline{67,48cm\approx c}& \end{array}$

b)

c)

$\begin{array}{rl}{b}^2& =25c{m}^2\\ b& =\\ & \\ & \\ b^2& =64c{m}^2\\ b& =\\ & \\ & \\ b^2& =\\ b& =\\ & \\ & \\ b^2& =156m{m}^2\\ b& =\end{array}$

$\begin{array}{rl}{c}^2& =\\ c& =\\ & \\ & \\ c^2& =169m^2\\ c& =\\ & \\ & \\ c^2& =400d{m}^2\\ c& =\\ & \\ & \\ c^2& =256m{m}^2\\ c& =\end{array}$