1, 10, -100, 1,100, Question: determine weather each sequence appears to be in arithmetic sequence. If so, find the common difference And the next three terms

Classify each polynomial by its degree and by its number of terms.

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)?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!