दी गई आकृति में ABCD एक चक्रीय चतुर्भुज है जिसमे AB ∥ DC तथा ∠BAD = 110° , तब ∠ABC = ? - - Dee Gayi Aakriti Me ABCD Ek Chakreey Chaturbhuj Hai Jisme AB ∥ DC Tatha ∠BAD = 110° , Tab ∠ABC = ? Maths in hindi, circles 110° question answers in hindi pdf 55° questions in hindi, Know About 70° Maths online test Maths notes in hindi quiz book 165°