関連ワード:  a triangle cannot have two obtuse angles true or false    a triangle can have two obtuse angles true or false    a triangle can have two obtuse and one right angle true or false    a triangle can have two obtuse angles or not    can you have a triangle with two obtuse angle true or false    why can't a triangle have two obtuse angles    can you have a triangle with two obtuse angle  
結果 : a triangle cannot have two obtuse angles true or false