The calculated distance (air line) between Belford Roxo and Angra dos Reis is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Angra dos Reis is certainly longer, as only the direct route (as the crow flies) between Belford Roxo and Angra dos Reis has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles