Assuming that a traingle is meant to be a triangle, then the answer is none.
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An obtuse triangle can have no right angles, and has two equal angles.
No right triangle can have any obtuse angles inside it.
It can have 0 or 2 right angles, 1 or 2 acute or obtuse angles.
There can be 0 to 5 right angles, or 1 to 6 obtuse angles in a hexagon.
There are 3 obtuse angles. All 3 exterior angles are obtuse. (This is, admittedly, a bit of trick question!)