1. Which of the following is NOT an undefined term? a. Angle c. line b. Plane d. point 2. Which of the following is assumed to be true without proof? a. Postulate c. lemma b. Theorem d. corollary 3. The illustration below is an example of what mathematical system? _ Ray is a part of a line having only one endpoint C CB read as " Ray CD" The endpoint is always the last letter a. Defined Terms c. Undefined Terms b. Theorem d. Postulate 4.What term is the basic unit of geometry? _ a. Point c. Parallel lines b. Angle d. Polygon 5. Which statement best describes a mathematical system? _ a. It is a logical way of solving a certain thing b. It is composed of undefined terms, defined terms, definitions, postulates and theorems c. It is essential in dealing with real life problems d. It has three parts which are vocabulary, geometric shapes and principles 6. Which of the following statements is FALSE? _ a. Any four non-collinear points lie in a distinct plane b. A plane contains at least 3 non-collinear points c. Any two lines intersect at a point. d. Through two given points we can draw three lines 7. How many points do you need to make a line? a. 2 c.3 b. 4 d. 5
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