<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14098788</termId><termName>cuadriláteros</termName><termType>PT</termType><termNote><![CDATA[ Figuras planas que tienen cuatro ángulos y cuatro lados. ]]></termNote><termCreatedDate>2026-03-30 20:48:18</termCreatedDate><relation><relationType>UF</relationType><termId>14098789</termId><termName>cuadrilátero</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>14080251</termId><termName>polígonos</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14111489</termId><termName>trapecios</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14111491</termId><termName>trapezoides</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14111493</termId><termName>paralelogramos</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>14080845</termId><termName>cuadrilateral</termName><termType>PT</termType></relation></term>  </Zthes>