दी गई आकृति में AB ∥ CD तब (p + q + r) का मान कितना होगा? - - Dee Gayi Aakriti Me AB ∥ CD Tab (p + q + r) Ka Maan Kitna Hoga ? Maths in hindi, lines 120 question answers in hindi pdf 90 questions in hindi, Know About 100 Maths online test Maths notes in hindi quiz book 180