दी गई आकृति में वृत का केंद्र O है AOB वृत का व्यास है तथा ABCD तक चक्रीय चतुर्भुज है यदि ∠ADC = 130° हो तो ∠BAC = ? - - Dee Gayi Aakriti Me Vrit Ka Kendra O Hai AOB Vrit Ka Vyas Hai Tatha ABCD Tak Chakreey Chaturbhuj Hai Yadi ∠ADC = 130° Ho To ∠BAC = ? Maths in hindi, circles 50° question answers in hindi pdf 40° questions in hindi, Know About 60° Maths online test Maths notes in hindi quiz book 30°