Learning Task 2. Categorize/identify the following mathematical axioms below as Definition, Postulate, Theorem, Property or Undefined Term. 1. If a triangle is equilateral, then it has three congruent sides. 2. It is a statement that is assumed to be true. 3. If a=b, then b=a. 4. Perpendicular bisector is a line that bisects a segment and is perpendicular to it. 5. The sum of the measure of the angles of a triangle is 180° 6. Opposite rays are two rays that share the same endpoint that take off in opposite directions. 7. A line contains at least two points. 8. A plane contains at least three non collinear points. 9. If two lines intersect, then they intersect in exactly one point. 10. Supplementary angles sum to 180 degrees.