Točke
![P](/media/m/9/6/8/968d210d037e7e95372de185e8fb8759.png)
i
![Q](/media/m/4/5/c/45ce8d14aa1eb54f755fd8e332280abd.png)
leže na stranici
![\overline{AB}](/media/m/a/1/a/a1a42310b1a849922197735f632d57ec.png)
pravokutnika
![ABCD](/media/m/9/c/e/9ce25711ba18d9663b73c3580de4bf5a.png)
tako da vrijedi
![|AP|=|PQ|=|QB|](/media/m/c/8/1/c815c3530f3c69409aa3178943887fd1.png)
. Pravac
![DQ](/media/m/0/3/f/03fb6b8cda003f2f0ace6c13ea71d0c6.png)
siječe pravce
![AC](/media/m/6/4/7/647ef3a5d68f07d59d84afe03a9dc655.png)
i
![CP](/media/m/6/3/0/630424587cadeb75669118dab3df6b98.png)
redom u točkama
![K](/media/m/e/1/e/e1ed1943d69f4d6a840e99c7bd199930.png)
i
![L](/media/m/f/c/1/fc1ae4eb78da7d1352cbf1f8217ab286.png)
, a pravac
![DB](/media/m/1/a/c/1ac48340338d92304ef2ae402df64471.png)
siječe pravce
![AC](/media/m/6/4/7/647ef3a5d68f07d59d84afe03a9dc655.png)
i
![CP](/media/m/6/3/0/630424587cadeb75669118dab3df6b98.png)
redom u točkama
![N](/media/m/f/1/9/f19700f291b1f2255b011c11d686a4cd.png)
i
![M](/media/m/f/7/f/f7f312cf6ba459a332de8db3b8f906c4.png)
.
Odredi omjer površina četverokuta
![KLMN](/media/m/5/9/0/5906903433d8aca833f74f8c34b46b24.png)
i pravokutnika
![ABCD](/media/m/9/c/e/9ce25711ba18d9663b73c3580de4bf5a.png)
.
%V0
Točke $P$ i $Q$ leže na stranici $\overline{AB}$ pravokutnika $ABCD$ tako da vrijedi $|AP|=|PQ|=|QB|$. Pravac $DQ$ siječe pravce $AC$ i $CP$ redom u točkama $K$ i $L$, a pravac $DB$ siječe pravce $AC$ i $CP$ redom u točkama $N$ i $M$.
Odredi omjer površina četverokuta $KLMN$ i pravokutnika $ABCD$.