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Polomer kružníc v štvorci
Štvorcu so stranou 14 cm je opísaná a vpísaná kružnica. Urč polomer oboch kružníc.
\( c^{2} = a^{2} + b^{2} \)
\( c^{2} = 196 + 196 \)
\( c = \sqrt{392} \)
\( c ≐ 19,8\ cm \)
\( r = \frac{19,8}{2} \)
\( \normalsize r=9,9cm \)
\( c^{2} = a^{2} + b^{2} \)
\( c^{2} = 196 + 196 \)
\( c = \sqrt{392} \)
\( c ≐ 19,8\ cm \)
\( r = \frac{19,8}{3} \)
\( \normalsize r=6,6cm \)
\( c^{2} = a^{2} + b^{2} \)
\( c^{2} = 196 + 196 \)
\( c = \sqrt{392} \)
\( c ≐ 19,8\ cm \)
\( r = \frac{19,8}{4} \)
\( \normalsize r=4,95cm \)
\( c^{2} = a^{2} + b^{2} \)
\( c^{2} = 196 + 196 \)
\( c = \sqrt{392} \)
\( c ≐ 19,8\ cm \)
\( r = \frac{19,8}{5} \)
\( \normalsize r=3,96cm \)