関連ワード:  does an obtuse triangle have two obtuse angles    can an obtuse triangle have two obtuse angles    does an obtuse triangle have two acute angles    does an isosceles triangle have two obtuse angles    does an obtuse triangle have two right angles    an obtuse triangle has two obtuse angles    can an isosceles triangle have two obtuse angles    can an obtuse triangle have two congruent angles    can triangle have two obtuse angles give reason for your answer    can a triangle have two obtuse angles give reason  
結果 : does an obtuse triangle have two obtuse angles