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Tavi - Ganatleba

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I <strong>Tavi</strong><br />

8<br />

8<br />

9<br />

10<br />

11<br />

erTi wertilidan wrewirisadmi gavlebulia mxebi da mkveTi. mkveTis sigrZe<br />

udris a-s, xolo misi Siga da gare monakveTebis sigrZeTa sxvaoba<br />

mxebis monakveTis sigrZis tolia. ipoveT mxebis monakveTis sigrZe.<br />

C<br />

D<br />

A<br />

K<br />

B<br />

O<br />

O<br />

B<br />

N<br />

C<br />

M<br />

A<br />

Tu AC da AN mocemuli wrewiris mkveTebia,<br />

xolo B da M ki Sesabamisad – maTi<br />

wrewirTan kveTis wertilebi, maSin<br />

sruldeba:<br />

a) AB·CB=AM·MN;<br />

b) AB·AC=AM·AN;<br />

g) AB =AM ;<br />

d) AC·CB=AN·MN.<br />

CD mocemuli wrewiris diametria, AB<br />

misi mkveTi qorda, maSin sruldeba:<br />

a) CK·KD>AK·KB;<br />

b) CK·KD=AK·KB;<br />

g) CO =AK·KB;<br />

d) AK·KD=CK·KB.<br />

4<br />

Tu ΔABC ~ ΔA B C da S :S = 1 1 1 ΔABC ΔA1B1C1 9 , maSin R:R 1 tolia:<br />

a) 4:9; b) : ; g) 16:81.

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