Which triangle's circumcenter would lie on the triangle?

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Which of the following is a justification used while proving the similarity of triangles lom and mon

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)?