Find the area of the shaded regions below. Give your answer as a completely simplified exact value in terms of π (no approximations).

Select the quadratic that has root x = 8 and x = -5

X2 + y 2 = 36 x + y = 6 solve the system of equations.

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)?