<?xml version="1.0" encoding="utf-8"?>
<document>
  <s id="1">
    <time id="T1S" value="00:00:00,062" />
    <w id="1.1">여기</w>
    <w id="1.2">여러방향으로</w>
    <w id="1.3">교차하고</w>
    <w id="1.4">삼각형을</w>
    <w id="1.5">이루는</w>
    <w id="1.6">선들이</w>
    <w id="1.7">몇개</w>
    <w id="1.8">있습니다</w>
    <time id="T1E" value="00:00:05,399" />
    <time id="T2S" value="00:00:05,399" />
    <w id="1.9">제가</w>
    <w id="1.10">여기서</w>
    <w id="1.11">하려는</w>
    <w id="1.12">것은</w>
    <w id="1.13">,</w>
    <time id="T2E" value="00:00:07,750" />
    <time id="T3S" value="00:00:07,750" />
    <w id="1.14">우리는</w>
    <w id="1.15">이중에</w>
    <w id="1.16">몇개의</w>
    <w id="1.17">각을</w>
    <w id="1.18">이미</w>
    <w id="1.19">알아요</w>
    <time id="T3E" value="00:00:09,849" />
    <time id="T4S" value="00:00:09,849" />
    <w id="1.20">이</w>
    <w id="1.21">각과</w>
    <w id="1.22">,</w>
    <time id="T4E" value="00:00:10,866" />
    <time id="T5S" value="00:00:10,866" />
    <w id="1.23">저</w>
    <w id="1.24">각과</w>
    <w id="1.25">,</w>
    <time id="T5E" value="00:00:11,366" />
    <time id="T6S" value="00:00:11,366" />
    <w id="1.26">저</w>
    <w id="1.27">각이죠</w>
    <time id="T6E" value="00:00:12,549" />
    <time id="T7S" value="00:00:12,549" />
    <w id="1.28">오늘</w>
    <w id="1.29">하려는</w>
    <w id="1.30">것은</w>
    <w id="1.31">이</w>
    <w id="1.32">각의</w>
    <w id="1.33">크기를</w>
    <w id="1.34">알아내는</w>
    <w id="1.35">것입니다</w>
    <time id="T7E" value="00:00:16,365" />
    <time id="T8S" value="00:00:16,365" />
    <w id="1.36">이</w>
    <w id="1.37">각을</w>
    <w id="1.38">x라고</w>
    <w id="1.39">할꺼에요</w>
    <time id="T8E" value="00:00:18,549" />
    <time id="T9S" value="00:00:18,549" />
    <w id="1.40">동영상을</w>
    <w id="1.41">잠깐</w>
    <w id="1.42">멈추고</w>
    <w id="1.43">혼자서</w>
    <w id="1.44">해보세요</w>
    <time id="T9E" value="00:00:22,949" />
    <time id="T10S" value="00:00:22,949" />
    <w id="1.45">그</w>
    <w id="1.46">뒤에</w>
    <w id="1.47">제가</w>
    <w id="1.48">해결방법을</w>
    <w id="1.49">드릴께요</w>
    <time id="T10E" value="00:00:25,300" />
    <time id="T11S" value="00:00:25,300" />
    <w id="1.50">아마</w>
    <w id="1.51">이</w>
    <w id="1.52">동영상을</w>
    <w id="1.53">멈추지</w>
    <w id="1.54">않았거나</w>
    <w id="1.55">적어도</w>
    <w id="1.56">그냥</w>
    <w id="1.57">한</w>
    <w id="1.58">번</w>
    <w id="1.59">봤을</w>
    <w id="1.60">것</w>
    <w id="1.61">같네요</w>
    <time id="T11E" value="00:00:29,382" />
    <time id="T12S" value="00:00:29,382" />
    <w id="1.62">그럼</w>
    <w id="1.63">같이</w>
    <w id="1.64">풀어봅시다</w>
    <time id="T12E" value="00:00:30,516" />
    <time id="T13S" value="00:00:30,516" />
    <w id="1.65">재미있는것은</w>
    <w id="1.66">이</w>
    <w id="1.67">문제를</w>
    <w id="1.68">풀</w>
    <w id="1.69">수</w>
    <w id="1.70">있는</w>
    <w id="1.71">방법이</w>
    <w id="1.72">여러가지라는</w>