### Mathematics Teacher

#### Geometry Bibliography: Joining Points, Determining Regions

Hubert Ludwig, Ball State University

 ```Symmetries of Irregular Polygons Thomas W. Shilgalis Investigating bilateral symmetry in irregular convex polygons. (85, 1992) 342 - 344 Periodic Pictures Ray S. Nowak Activities involving graphical symmetries produced by periodic decimals. BASIC program provided. 80, (1987) 126 - 137. Learning To Count In Geometry George W. Bright The number of regions determined by overlapping circles and by overlapping squares. 70, (1977) 15 - 19. Visualizing Mathematics With Rectangles and Rectangular Solids John F. Sharlow Subdividing a rectangle into congruent rectangles and then counting them. 70, (1977) 60 - 63. Trisection Triangle Problems Marjorie Bicknell Connecting vertices and n-section points. 69, (1976) 129 - 134 The Vertex Connection Christian R. Hirsch Activities for the investigation of the number of diagonals of a polygon. 69, (1976) 579 - 582. Partitioning The Plane By Lines Nathan Hoffman Looks at the maximum number of regions determined by n lines in a plane. 68, (1975) 196 - 197. Spaces, Functions, Polygons and Pascal's Triangle L.C. Johnson Relation of Pascal's triangle to the number of lines determined by points, regions determined by lines, n-gons determined by points. 66, (1973) 71 - 77. Paths On A Grid Robert Willcutt Looks at the number of paths determined by two points on a grid. 66, (1973) 303 - 307. The Classical Cake Problem Norman N. Nelson and Forest N. Fisch How may a cake be sliced so that each piece contains the same volume of cake and frosting. 66, (1973) 659 - 661. Induction: Fallible But Valuable Jay Graening Regions determined by chords of a circle. 64, (1971) 127 - 131. A Mathematician's Progress Brother U. Alfred Regions determined by lines in a plane and planes in space. 59, (1966) 722 - 727. Application Of Combinations and Mathematical Induction To A Geometry Lesson Adril Lindsay Wright Planes determined by points. 56, (1963) 325 - 328. Complex Figures In Geometry John D. Wiseman, Jr. Figures having overlapping parts. 52, (1959) 91 - 94. Isosceles (to the power) n Ernest R. Ranucci Conditions under which an isosceles triangle can be separated into other non-congruent, non-overlapping isosceles triangles. 69, (1976) 289 - 294. H.J.L. 07/15/97 email: 00hjludwig@bsu.edu home page: http://www.cs.bsu.edu/~hjludwig/ ```