Find the measurement of BC.

Need help please- and also explanation.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?

Complete each sentence with the correct form of the verb ser or estar to say where the following people are from or where they are right now claudia y maria en méxico