登入
Mathematics for IGCSE & O level - Geometrical Constructions (Section 3 - No. 25)
Which angles are found in a triangle?
Acute
Obtuse
Reflex
Right
解释
Triangles can contain acute, obtuse, or right angles.
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面