To determine the type of triangle based on its angles, you can categorize it as follows:
- Acute Triangle: All angles are less than 90 degrees.
- Right Triangle: One angle is exactly 90 degrees.
- Obtuse Triangle: One angle is greater than 90 degrees.
The angles of the triangle you've provided are 46 degrees, 51 degrees, and 83 degrees.
Since all of these angles are less than 90 degrees, the triangle is classified as an acute triangle.