Tavi - Ganatleba

I Tavi
C
C
A
O
C
B
D
M
O
O
B
B
N
a b
C
D
M
A
B A
c
proporciuli monakveTebi wreSi
A
erTi da igive wrewiris ori urTierTgadamkveTi qordidan
gadakveTis wertiliT TiToeuli iyofa monakveTebad,
romelTa sigrZeebis namravlebi tolia.
AM·MB=CM·MD.
Tu mocemuli wertilidan wrewirisadmi gavlebulia
mxebi da mkveTi, maSin mxebis monakveTis kvadrati
tolia mkveTis gare monakveTis namravlisa mTlian
mkveTze.
AB =AC·AD.
Tu mocemuli wertilidan wrewirisadmi gavlebulia
ori mkveTi, maSin TiToeuli mkveTis da misive gare
monakveTis sigrZeebis namravlebi tolia.
S ABC = p(p–a)(p–b)(p–c)
AB·AC=AM·AN.
√ , sadac p= a+b+c
.
2