What is "to what degree"

Usage examples of "to what degree".

How better to learn to what degree your species can come to conform to our usages?

I must know if these people are potential allies and if so, to what degree.

And Jary had returned the next day with the samples, looking tired and a little shaky, to tell him exactly what was and wasn't edible, and to what degree.

Norris had not discernment enough to perceive, either now, or at any other time, to what degree he thought well of his niece, or how very far he was from wishing to have his own children's merits set off by the depreciation of hers.