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Mathematics, 09.03.2021 01:20 monicagalarza
Triunghiul echilateral ABC, cu AB = 4 cm, se proiecteaza pe planul alpha dupa triunghiul dreptunghic A'BC.
a. Precizati unghiul drept al triunghiului A’BC
b. Determinati unghiul (AB, alpha)
(am facut deja desenul, voi atasa poza)
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Triunghiul echilateral ABC, cu AB = 4 cm, se proiecteaza pe planul alpha dupa triunghiul dreptunghic...
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