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 <question type="category"><category><text>4t ESO/4.06 TRIGONOMETRIA/4.06.4 Càlcul de raons trigomètriques</text></category></question>
 
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      <text>4.06.4.50 TEORIA: RAONS 0,30,45,60,90</text>
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      <text><![CDATA[<table style="border: 4px solid #000066; width: 400px; background-color: #ffffcc;" border="4" align="center"><caption> </caption>
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<td style="background-color: #000066;" colspan="4"> Raons de <span style="color: #ffff99;"><span style="font-size: large;">Raons de 0º,30º,45º, 60º, 90º</span></span></td>
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<td><strong><span style="font-size: small; color: #000080;"> </span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">sin</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">cos</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">tg</span></strong></td>
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<td><strong><span style="font-size: small; color: #000080;">0º</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> 0</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">1 </span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">0 </span></strong></td>
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<td><strong><span style="font-size: small; color: #000080;">30º</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> 1/2</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mfrac mathcolor=¨#00007F¨»«msqrt»«mn mathvariant=¨bold¨»3«/mn»«/msqrt»«mn mathvariant=¨bold¨»2«/mn»«/mfrac»«/mstyle»«/math»</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mfrac mathcolor=¨#00007F¨»«msqrt»«mn mathvariant=¨bold¨»3«/mn»«/msqrt»«mn mathvariant=¨bold¨»3«/mn»«/mfrac»«/mstyle»«/math» </span></strong></td>
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<td><strong><span style="font-size: small; color: #000080;">45º</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mfrac mathcolor=¨#00007F¨»«msqrt»«mn mathvariant=¨bold¨»2«/mn»«/msqrt»«mn mathvariant=¨bold¨»2«/mn»«/mfrac»«/mstyle»«/math» </span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mfrac mathcolor=¨#00007F¨»«msqrt»«mn mathvariant=¨bold¨»2«/mn»«/msqrt»«mn mathvariant=¨bold¨»2«/mn»«/mfrac»«/mstyle»«/math»</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">1 </span></strong></td>
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<td><strong><span style="font-size: small; color: #000080;">60º</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mfrac mathcolor=¨#00007F¨»«msqrt»«mn mathvariant=¨bold¨»3«/mn»«/msqrt»«mn mathvariant=¨bold¨»2«/mn»«/mfrac»«/mstyle»«/math»</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> 1/2</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«msqrt mathcolor=¨#00007F¨»«mn mathvariant=¨bold¨»3«/mn»«/msqrt»«/mstyle»«/math» </span></strong></td>
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<td><strong><span style="font-size: small; color: #000080;">90º</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;">1 </span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> 0</span></strong></td>
<td align="center" valign="middle"><strong><span style="font-size: small; color: #000080;"> +∞</span></strong></td>
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