The city of easton had a population of 45,000 in 1997 and then began to decrease in population at a rate of 1.5% per year. which function expresses the population of easton in the year t ?

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)?