Dr.k.c.sinha|Class-10 (Math)|Ex-9.1|Q.no-(30,31)|‪@wisdompoint1970‬

Dr.k.c.sinha|Class-10 (Math)|Ex-9.1|Q.no-(30,31)|‪@wisdompoint1970‬

Dr.k.c.sinha|Class-10|Math Solution|Bihar board|Chapter -9(Height and Distance)|Ex-9.1|Q.no-(30, 31)|@wisdom point1970.