He didn't believe the same things that you all believe today because some of these things were not even dogma in the 1500s.
Also, he is not praying to statues. He is just praying. The statues are another piece of artwork in the room.
Again, you are completely mistaken. The fact that the dogmas were not defined, does not mean that they were not recognized. One of Luther's most passionate sermons on the Holy Mother was preached on the Feast of the Immaculate Conception.
Also, he is not praying to statues. He is just praying. The statues are another piece of artwork in the room.
By common Protestant reasoning, these are idols and someone might be inclined to pray to them.