The circumference of a circular hot tub at a hotel is 56.5 yards. what is the diameter of the hot tub?

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Two lines parallel to the same plane are parallel to eachother

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)?