MCQ Practice Mathematics 📖 ABCD রম্বসের AC ও BD দুটি কর্ণ O বিন্দুতে ছেদ করেছে। ∠ACD = 60° হলে, ∠ODC = কত? A 30° B 45° C 60° D 90° 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