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المثلثات المتطابقة

اول ثانوي

QuestionAnswer
مجموع زوايا المثلث = 180
قياس الزاوية الخارجية في المثلث تساوي قياس الزاويتين البعيدتين عنها
يتطابق المضلعان اذا واذا فقط كانت اضلاعهما المتناظرة متطابقة
الزاويتان الحادتان في مثلث قائم الزاوية متتامتان
تتواجد في المثلث زاوية قائمة أو زاوية منفرجة واحدة على الأكثر
تصنف المثلثات حسب اضلاعها الى متطابق الاضلاع ومتطابق الضلعين و مختلف الأضلاع
تصنف المثلثات حسب زواياها الى قائمة الزاوية ومنفرجة الزاوية و حادة الزوايا
Created by: dalool
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