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<title> APLICACIONES </title>
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<div id="nodeDecoration"><p id="nodeTitle">APLICACIONES</p></div>
<div class="FreeTextIdevice" id="id31">
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<p>
<u><b><font size="4">SUPERFICIE DEL PARALELOGRAMO 
</font></b></u>
</p>
<p>
<font size="4"> 
-S=base*altura=||X||*||Y||*sen α=||X^Y||
</font>
</p>
<p>
<font size="4">  -Sen α=  
<img src="http://latex.codecogs.com/gif.latex?\frac{h}{||Y||}" title="\frac{h}{||Y||}" align="absmiddle" /></font>
</p>
<p>
<font size="4"> 
-Si r  || ∏ ó r c ∏ → 
<img src="http://latex.codecogs.com/gif.latex?\vec{Vr}" title="\vec{Vr}" /> perpendicular 
<img src="http://latex.codecogs.com/gif.latex?\vec{W\pi}" title="\vec{W\pi}" />→ Vr * W∏=0
</font>
</p>
<p>
&nbsp;
</p>
<p>
&nbsp;
</p>
<p>
<img src="area_paralelogramo.jpg" height="100" width="180" />   
</p>
<p>
&nbsp;
</p>
<p>
&nbsp;
</p>
<p>
<font size="4"><b> </b><u><b>DISTANCIA DE UN PUNTO A UNA RECTA </b></u></font>
</p>
<p>
&nbsp;
</p>
<p>
<font size="4"><img src="http://latex.codecogs.com/gif.latex?P(_{P_{1},P_{2},P_{3}})" title="P(_{P_{1},P_{2},P_{3}})" /></font>
</p>
<p>
<font size="4"><img src="http://latex.codecogs.com/gif.latex?r%5Cequiv%5Cleft%5C%7B%5Cbegin%7Bmatrix%7D%20x=&amp;a_%7B1%7D+%5Clambda%20%5Cnu_%7B1%7D%20&amp;%20%5C%5C%20y=&amp;a_%7B2%7D+%5Clambda%20%5Cnu%20_%7B2%7D%20&amp;%20%5C%5C%20z=&amp;a_%7B3%7D+%5Clambda%20%5Cnu%20_%7B3%7D%20&amp;%20%5Cend%7Bmatrix%7D%5Cright.A%28a_%7B1%7D,a_%7B2%7D,a_%7B3%7D%29%5Cepsilon%20r%20%5Cvec%7BVr%7D%28v_%7B1%7Dv_%7B2%7Dv_%7B3%7D%29" title="r\equiv\left\{\begin{matrix} x=&amp;a_{1}+\lambda \nu_{1} &amp; 
\\ y=&amp;a_{2}+\lambda \nu _{2} &amp; \\ z=&amp;a_{3}+\lambda \nu _{3} 
&amp; \end{matrix}\right.A(a_{1},a_{2},a_{3})\epsilon r 
\vec{Vr}(v_{1}v_{2}v_{3})" height="72" width="374" /></font>
</p>
<p>
<font size="4">
d(P,r)= h = <img src="http://latex.codecogs.com/gif.latex?%5Cfrac%7BSuperficie%20del%20paralelogramo%7D%7BBase%7D=%5Cfrac%7B%5Cleft%20%7C%20%5Cvec%7BAP%7D%5Cwedge%20%5Cvec%7B%5Cnu%20r%7D%20%5Cright%20%7C%7D%7B%5Cleft%20%5C%7C%20%5Cvec%7B%5Cnu%20r%7D%20%5Cright%20%5C%7C%7D" title="\frac{Superficie del paralelogramo}{Base}=\frac{\left | 
\vec{AP}\wedge \vec{\nu r} \right |}{\left \| \vec{\nu r} \right \|}" align="absmiddle" /></font>
</p>
<p>
&nbsp;
</p>
<p>
<img src="fig351.gif" height="343" width="450" /> 
</p>
<p>
&nbsp;
</p>
<p>
&nbsp;
</p>
<p>
<b><font size="4"> </font></b>
</p>
<p>
<u><b><font size="4">CÁLCULO DEL VECTOR DIRECTOR DE UNA RECTA
</font></b></u>
</p>
<p>
<font size="4"> 
Si la recta viene dada como intersección de dos planos: 
</font>
</p>
<p>
<font size="4"> 
Π  ≡ Ax+By+Cz+D = 0  <img src="http://latex.codecogs.com/gif.latex?\vec{n}" title="\vec{n}" /> 
(a,b,c) perpendicular a  
<img src="http://latex.codecogs.com/gif.latex?\vec{v}" title="\vec{v}" /></font>
</p>
<p>
<font size="4">                                                                                       <img src="http://latex.codecogs.com/gif.latex?%5CRightarrow%20%5Coverrightarrow%7Bv%7D%20=%20%5Coverrightarrow%7Bn%7D%20x%20%5Coverrightarrow%7Bn%7D%27" title="\Rightarrow \overrightarrow{v} = \overrightarrow{n} x 
\overrightarrow{n}'" height="18" width="115" /></font>
</p>
<p>
<font size="4">  ∏' ≡ A'x+B'y+C'z+D=0  <img src="http://latex.codecogs.com/gif.latex?\vec{n}" title="\vec{n}" /> 
(a',b',c') perpendicular a <img src="http://latex.codecogs.com/gif.latex?\vec{v}" title="\vec{v}" /></font>
</p>
<p>
<font size="4">
*Siendo 
<img src="http://latex.codecogs.com/gif.latex?\vec{v}" title="\vec{v}" /> 
el vector director de la recta.  
</font>
</p>
<p>
<a href="http://www.codecogs.com/eqnedit.php?latex=\vec{n}(a,b,c)" target="_blank"> </a>
</p>
<img src="http://latex.codecogs.com/gif.latex?\begin{pmatrix}%20\begin{vmatrix}%20B%20&amp;B%27%20\\%20C%20&amp;%20C%27%20\end{vmatrix}%20&amp;-\begin{vmatrix}%20A%20&amp;%20A%27\\%20B%20&amp;%20B%27%20\end{vmatrix}%20-\begin{vmatrix}%20A%20&amp;A%27%20\\%20C%20&amp;C%27%20\end{vmatrix}%20&amp;%20\\%20&amp;%20&amp;%20\end{pmatrix}" title="\begin{pmatrix} \begin{vmatrix} B &amp;B' \\ C &amp; C' 
\end{vmatrix} &amp;-\begin{vmatrix} A &amp; A'\\ B &amp; B' 
\end{vmatrix} -\begin{vmatrix} A &amp;A' \\ C &amp;C' \end{vmatrix} 
&amp; \\ &amp; &amp; \end{pmatrix}" />
<p>
&nbsp;
</p>
<p>
<font size="4"><b><u></u></b></font>
</p>
<p>
<font size="4"><b> <u>ÁREA DEL TRIANGULO</u></b></font>
</p>
<p>
<img src="http://latex.codecogs.com/gif.latex?S_%7Babc%7D=%5Cfrac%7B1%7D%7B2%7DS_%7Babc%7D=%5Cfrac%7B1%7D%7B2%7D%7C%7C%5Cvec%7BAB%7D%5Cwedge%20%5Cvec%7BAC%7D%7C%7C" title="S_{abc}=\frac{1}{2}S_{abc}=\frac{1}{2}||\vec{AB}\wedge 
\vec{AC}||" />
</p>
<p>
&nbsp;
</p>
<p>
<img src="triangulo.jpg" height="193" width="336" />
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