<li><a href="exiswseis/section/activity_2/index.html"><b> +=</b></a>
<li><a href="exiswseis/section/activity_3/index.html"><b> =</b></a>
<li><a href="exiswseis/section/activity_4/index.html"><b> +=</b></a>
<li><a href="exiswseis/section/activity_5/index.html"><b> +=+</b></a>
<li><a href="gewmetria/problems/problem_20/index.html"><b>  5x10</b></a>
<li><a href="gewmetria/problems/problem_19/index.html"><b>  5x3</b></a>
<li><a href="gewmetria/problems/problem_16/index.html"><b>    </b></a>
<li><a href="gewmetria/problems/problem_15/index.html"><b>    </b></a>
<li><a href="gewmetria/problems/problem_12/index.html"><b>  </b></a>
<li><a href="gewmetria/problems/problem_11/index.html"><b>   </b></a>
<li><a href="gewmetria/problems/problem_9/index.html"><b> </b></a>
<li><a href="gewmetria/problems/problem_8/index.html"><b>    ;</b></a>
<li><a href="gewmetria/problems/problem_6/index.html"><b></b></a>
<li><a href="gewmetria/problems/problem_5/index.html"><b> </b></a>
<li><a href="gewmetria/problems/problem_4/index.html"><b> </b></a>
<li><a href="gewmetria/problems/problem_3/index.html"><b>    ;</b></a>
<li><a href="gewmetria/problems/problem_2/index.html"><b> </b></a>
<li><a href="gewmetria/section4/activity_1/index.html"><b> </b></a>
<li><a href="gewmetria/section4/activity_2/index.html"><b>      ; </b></a>
<li><a href="gewmetria/section4/activity_3/index.html"><b> </b></a>
<li><a href="gewmetria/section3/activity_4/index.html"><b> </b></a>
<li><a href="gewmetria/section3/activity_2/index.html"><b>   </b></a>
<li><a href="gewmetria/section1/activity_1/index.html"><b>  </b></a>
<li><a href="arithmoi_prakseis/section1/activity_1/index.html"><b>  25 </b></a>
<li><a href="arithmoi_prakseis/section1/activity_2/index.html"><b>      12 453 768;</b></a>
<li><a href="arithmoi_prakseis/section1/activity_10/index.html"><b>   </b></a>
<li><a href="arithmoi_prakseis/section1/activity_19/index.html"><b>  </b></a>
<li><a href="arithmoi_prakseis/problems/problem_4/index.html"><b>  </b></a>
<li><a href="arithmoi_prakseis/section2/activity_1/index.html"><b>    1/2</b></a>
