Properties of symmetry: - Students may notice symmetry in the isosceles and equilateral triangles and non-symmetry in the scalene triangles Informal recognition of these properties may be helpful in ...

Properties of symmetry: - Students may notice symmetry in the isosceles and equilateral triangles and non-symmetry in the scalene triangle. Informal recognition of these properties may be helpful in ...

The fifth proof even captures both isosceles and non-isosceles triangles in one go ... engineering, and math] wasn't really a ...