The correct statement will be "Postulate is a statement that is assumed true without proof" , A line segment is part of a line and is bounded by two endpoints. is a definition and If two lines intersect, then each pair of opposite angles are congruent is a theorem.
Theorem is a true statement that can be proven. theorem can be proof with the help of postulate.
Definition is used to give precise meaning to a new term by describing a condition which unambiguously qualifies what a mathematical term is and is not.
Through any two points, there is exactly one line. is a postulate.
A line segment is part of a line and is bounded by two endpoints. is a definition.
If two lines intersect, then each pair of opposite angles are congruent is a theorem.
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