Patrulaterul inscriptibil

Author:nagy rodica

Proprietatile patrulaterului 1) unghiurile opuse sunt suplementare si reciproc. 2) unghiurile dintre diagonale si laturile opuse sunt congruente si reciproc

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Snake year !
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my master piece
cible_2_densite
Antiparallel, Medians, and Symmedians
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