Solve x in the triangle. Round your answer to the nearest tenth

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)?

If a is a nonzero real number then the reciprocal of a is

Determine if the equation defines y as a function of x: 2xy = 1. yes o no