The sum of a number y and 9 is greater than 10

15 point ! ~ see if you know the answer to both you!

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)?

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?