The initial population of a town is 2600, and he grows with the doubling time of 10 years. what will the population be in 12 years?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?