I. E. LEONARD, PHD, is Lecturer in the Department of Mathematical and Statistical Sciences at the University of Alberta, Canada. The author of over fifteen journal articles, his areas of research interest include real analysis and discrete mathematics.

J. E. LEWIS, PHD, is Professor Emeritus in the Department of Mathematical Sciences at the University of Alberta, Canada. He was the recipient of the Faculty of Science Award for Excellence in Teaching in 2004.

A. C. F. LIU, PHD, is Professor in the Department of Mathematical and Statistical Sciences at the University of Alberta, Canada. He has authored over thirty journal articles.

G. W. TOKARSKY, MSC, is Faculty Lecturer in the Department of Mathematical and Statistical Sciences at the University of Alberta, Canada. His areas of research interest include polygonal billiards and symbolic logic.

Part I Euclidean Geometry

1 Congruency 3

2 Concurrency 11

3 Similarity 17

4 Theorems of Ceva and Menelaus 27

5 Area 31

6 Miscellaneous Topics 43

Part II Transformational Geometry

7 Euclidean Transformations 57

8 The Algebra of Isometries 69

9 The Product of Direct Isometries 81

10 Symmetry and Groups 97

11 Homotheties 107

12 Tessellations 117

Part III Inversive and Projective Geometries

13 Introduction to Inversive Geometry 127

14 Reciprocation and the Extended Plane 137

15 Cross Ratios 145

16 Introduction to Projective Geometry 153

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