EG – naloga 4

a) Na sliki izračunaj velikost označenega kota $\measuredangle BDC.$

b) Posploši rezultat na poljubne ostre kote $\measuredangle A$ , $\measuredangle B$ , $\measuredangle C$ .

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Nosilka $BD$ naj seka $AC$ v $E$ . Izračunaj neznana kota v trikotniku $CDE.$

a) $\measuredangle BDC=113^{\circ}$

b) $\measuredangle BDC=\measuredangle A+ \measuredangle B+\measuredangle C$

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