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在2015年全国高考结束之后,对于湖北卷数学试题,广大考生感言:阳马、鳖膈,想说爱你不容易;中学教师考后反思:阳马、鳖臑,不说爱你又没道理;试题评价专家说:湖北卷数学试题注重数学本质,突出数学素养,彰显数学文化.阳马、鳖臑是什么呢?1.试题再现1.1文科试题《九章算术》中,将底面为长方形且有一条侧棱与底面垂直的四棱锥称之为阳马,将四个面都为直角三角形的四面体称之为鳖膈.在
After the national college entrance examination in 2015 was over, the majority of candidates commented on the Hubei mathematics test questions: Yangma and Qiong. It is not easy to say that you are in love. After the exam, the middle school teacher rethinks: Yangma, er, not to say love you, and no reason. Question evaluation experts said: Hubei volume mathematics test questions focus on the nature of mathematics, highlighting the quality of mathematics, highlighting the mathematics culture. What is Yangma and what is it? 1. Reproducing the test question 1.1 In the “Chapter 9 Arithmetic” of the liberal arts test, the bottom surface is rectangular and There is a square pyramid with side ribs perpendicular to the bottom, called a yang horse, and a tetrahedron with four right-angled triangles is called 鳖膈.