1. **Is the object a triangle?**
   - **Answer:** No
   - **Reasoning:** The images show a three-dimensional object with a triangular face, but the object itself is not a flat triangle. It is a polyhedron with multiple faces, indicating that it is not simply a triangle.

2. **Is the triangle scalene, with all sides of different lengths?**
   - **Answer:** Unclear
   - **Reasoning:** While the object has a triangular face, it is difficult to determine from the images if all sides of this face are of different lengths. The images do not provide a clear enough view to accurately measure or compare the lengths of the sides.

3. **Does the triangle have one angle that is greater than 90 degrees (obtuse)?**
   - **Answer:** Unclear
   - **Reasoning:** The images show a triangular face, but it is not possible to accurately measure the angles from the images provided. Therefore, it is unclear whether any of the angles are greater than 90 degrees.