MCQ Practice Mathematics 📖 দুটি সন্নিহিত কোণের সমষ্টি দুটি সমকোণ হলে একটি অপরটির কী বলে? A পূরককোণ B সন্নিহিত কোণ C সম্পূরক কোণ D সরলকোণ Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up This question appeared in BCS 30th Preliminary Question Bank Quiz and Solution Mathematics 2010 Question 9