బీహార్ రాష్ట్రానికి ఆనుకొని ఉన్న రాష్ట్రాలు ఎన్ని?
Bihar (; ) is an Indian state considered to be a part of Eastern and Northern India. It is the thirteenth-largest Indian state, with an area of . The third-largest state by population, it is contiguous with Uttar Pradesh to its west, Nepal to the north, the northern part of West Bengal to the east, with Jharkhand to the south. The Bihar plain is split by the river Ganges, which flows from west to east. Three main regions converge in the state: Magadh, Mithila, and Bhojpur.
Uttar Pradesh to its west, Nepal to the north, the northern part of West Bengal to the east, with Jharkhand