## Chapter 5. INTRODUCTION TO EUCLID’S GEOMETRY

1. The word ‘geometry’ comes form the Greek words ‘geo’, meaning the ‘earth’, and ‘metrein’, meaning ‘to measure’. Geometry appears to have originated from the need for measuring land. 2. Theorem 5.1 : Two distinct lines cannot have more than one point in common. Proof : Here we are given two lines l and m. … Read more