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TOPOGRAFIE

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În funcţie de acest unghi, funcţiile trigonometrice se exprimă astfel (fig.1.8.):<br />

- cadranul II: �2 = �2 � 100 G<br />

- cadranul III: �3 = �3 � 200 G<br />

- cadranul IV: �4 = �4 � 300 G<br />

Tabel 1 – Reducerea unghiurilor la primul cadran<br />

Cadran I II III IV<br />

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