Please show work In 1-4, answer True of False in each case. 1. In a postulational system, all terms are defined. 2. A postulate is a true statement accepted without proof. 3. A theorem is a true statement that must be proved. 4. Every statement in geometry is a postulate or a definition. 5. Name the elements in a postulational system that are used to prove a new theorem. Solution 1- TRUE 2- TRUE ... in postulate system we assume or claim as true without any proof. 3-TRUE.. when a hypothesis proved it is called theorem 4-TRUE.