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Matematyka 7

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3.2. Trójkąty. Przystawanie trójkątów<br />

135<br />

c)<br />

<br />

<br />

<br />

PRZYKŁAD 4.<br />

<br />

Rozwiązanie:<br />

ABCACBC<br />

-<br />

α = β.<br />

D<br />

AB CD.<br />

<br />

Lp. Uzasadnienie<br />

AC = BC<br />

ACBCABC<br />

<br />

AD = DB<br />

DAB.<br />

<br />

<br />

<br />

ACDBCD<br />

ACDBCD<br />

<br />

α = β<br />

<br />

CD

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