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Description:
 Determine whether a triangle is equilateral, isosceles, or
scalene, and whether or not it is acute, right, or obtuse.
  
 Adaptive Learning Progression: Triangles start out fully labeled, then later the angle measurements are removed, forcing you to use your best judgment.  | 
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Sample Levels (out of 6)
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 Determine whether the triangle is equilateral, isosceles, or scalene based on the length of the sides, and whether it is an acute, right, or obtuse triangle based on the angles.  | |
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 Determine whether the triangle is equilateral, isosceles, or scalene based on the length of the sides, and whether it is an acute, right, or obtuse triangle based on the angles.  | 
