AB and CD are two equal chords of a circle with centre O such that ∠AOB = 80°, then ∠COD = ? Question: AB and CD are two equal chords of a circle with centre O such that ∠AOB = 80°, then ∠COD = ?
Solution: (b) 80° Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts Dedicated counsellor for each student Detailed Performance Evaluation view all coursesPage 2Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts Dedicated counsellor for each student Detailed Performance Evaluation view all courses> Solution ANSWER: (b) 80 ° Given: AB = CD We know that equal chords of a circle subtend equal angles at the centre. ∴ ∠COD = ∠AOB = 80° Mathematics Secondary School Mathematics IX Standard IX Suggest Corrections 15 |