The calculated distance (air line) between Mauá and Embu Guaçu is approximately 25 miles respectively 40 kilometers.
By car or train, the actual journey to Embu Guaçu is certainly longer, as only the direct route (as the crow flies) between Mauá and Embu Guaçu has been calculated here.
Air line (approximately)
40 kilometers
22 nautical miles