serious question: the accretion disk lies flat in the same plane as the earth... so how do we get an image showing the black hole "top-down" ? do they take a g

serious question: the accretion disk lies flat in the same plane as the earth... so how do we get an image showing the black hole "top-down" ? do they take a guess at what the far side must look like, then rotate the perspective ? either way, how is this new imagery any less synthesized than the old imagery ?