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 <question type="category"><category><text>1MA 01. TRIGONOMETRIA/1MA.01.3 Relació entre raons</text></category></question>
 
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      <text>1MA.01.3.70DT RAONS ANGLE SUPPLEMENTARI</text>
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<td style="text-align: center; background-color: #003300;" align="center" valign="middle"><span style="font-size: large; color: #ffff99;">Raons de l'angle suplementari</span></td>
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<p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong><span style="color: #003300;">sin (180º-a) = sin a   </span></strong></span></p>
<p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong><span style="color: #003300;">cos(180º - a) = - cos a</span></strong></span></p>
<p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong><span style="color: #003300;">tg (180º - a) = - tg a</span></strong></span></p>
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