2014新GRE数学：三角形方面常见词汇及例题
<p> 新<span word="GRE">GRE</span>数学考试出现了无选项计算题，及要求考生根据题目条件直接计算答案，这意味着对于考生的新<span word="gre">gre</span>数学解题思路要求的提高，下面是为大家搜索整理的新<span word="GRE">GRE</span>数学三角形方面的词汇及<span word="GRE">GRE</span>考题：</p><p> <span word="Equilateral">Equilateral</span> <span word="triangle">triangle</span>: 等边三角形</p><p> <span word="Scalene">Scalene</span> <span word="triangle">triangle</span>: 不等边三角形</p><p> <span word="Isosceles">Isosceles</span> <span word="triangle">triangle</span>: 等腰三角形</p><p> <span word="Right">Right</span> <span word="triangle">triangle</span>: 直角三角形</p><p> <span word="Pythagorean">Pythagorean</span> <span word="theorem">theorem</span>: 毕达哥拉斯定理</p><p> <span word="Congruent">Congruent</span> <span word="triangles">triangles</span> 全等三角形</p><p> <span word="Similar">Similar</span> <span word="triangles">triangles</span> 相似三角形</p><p> <span word="Oblique">Oblique</span> 斜三角形</p><p> <span word="Inscribed">Inscribed</span> <span word="triangle">triangle</span> 内接三角形</p><p> 例题：</p><p> 1)一个<span word="Triangle">Triangle</span>，<span word="a">a</span>,<span word="b">b</span>,<span word="c">c</span>是它的三个边，切大小递减。比较<span word="a">a</span>-<span word="c">c</span> 和<span word="b">b</span> 的大小。回答：<span word="B">B</span>大</p><p> 2) 一个等边三角形的周长是<span word="P">P</span>，问它的高用<span word="P">P</span>标示是多少 所以高=<span word="P">P</span>根号3 /6.</p><p> 3) 给个等边三角形 变长<span word="x">x</span> 面积跟号2 <span word="y">y</span> 求 用<span word="x">x</span> 表示<span word="y">y</span></p><p> 4) 边长是<span word="X">X</span>的正三角形，给面积等于根号三<span word="y">y</span>，然后让用<span word="x">x</span>表示<span word="y">y</span></p><p> 5) 正三角形边长<span word="x">x</span>,面积为<span word="y">y</span>乘以根号3，用<span word="y">y</span>表示<span word="x">x</span></p><p> 6) 一个<span word="Triangle">Triangle</span>每个边上有一道弧，每道弧的圆心分别是三个顶点，告诉你一条边长<span word="k">k</span>，问弧总长度和<span word="k">k</span>哪个大</p>
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