obtuse angle An angle that is greater than a right angle and less than two right angles. An obtuse‐angled triangle is one in which at least one angle is obtuse.
obtuse angle
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。