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Today's Problem


Solve one problem each day

Monday, 7 october 2019

Alta distractie.

Proposed by kBelaOffline
(5 comments)867 times displayed

Fie trapezul cu baza mare AB,baza mica CD iar piciorul perpendicularei din A pe BC,respectiv din B pe AD sa fie E si F.  Sa se arate ca ungiul  ADE = cu unghiul BCF.


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