<?xml version="1.0"?>
<problem xmlns="http://geocentral.net">
<version>3.1</version>
<envelope>
<author>
<name>Stelian Dumitrascu</name>
<email>stelian@geocentral.net</email>
<web>http://geocentral.net/geometria</web>
</author>
<comments>Este problema é parte do repositório do Geometria.</comments>
</envelope>
<text>Este bloco de madeira que tem o formato de um tronco de pirâmide deve ser perfurado de J a B de modo que as arestas LK e LM permanecem intactas. Qual é o raio do maior buraco?</text>
<notepad>
</notepad>
<figures>
<figure>
<name>Bloco</name>
<color>#ffff</color>
<transparent>true</transparent>
<labelled>true</labelled>
<solid>
<points>
<point>
<label>D</label>
<coords>0.0 -1.0 -0.05832118435198043</coords>
</point>
<point>
<label>M</label>
<coords>-0.40476190476190477 0.0 0.9136985548476934</coords>
</point>
<point>
<label>K</label>
<coords>0.4047619047619047 0.0 0.9136985548476934</coords>
</point>
<point>
<label>A</label>
<coords>1.0 0.0 -0.05832118435198043</coords>
</point>
<point>
<label>C</label>
<coords>-1.0 0.0 -0.05832118435198043</coords>
</point>
<point>
<label>J</label>
<coords>0.0 -0.40476190476190477 0.9136985548476934</coords>
</point>
<point>
<label>B</label>
<coords>0.0 1.0 -0.05832118435198043</coords>
</point>
<point>
<label>L</label>
<coords>0.0 0.40476190476190466 0.9136985548476934</coords>
</point>
</points>
<lines>
</lines>
</solid>
<camera>
<attitude>-0.4578931504214606 -0.3579971115912482 -0.44278360824223556 0.6827258653086317</attitude>
</camera>
</figure>
</figures>
<answer>
<type>number</type>
<value>0.4003522876912712</value>
</answer>
</problem>
