Perpendicular Lines, Theorems and Problems - Table of Content  (10) Geometry Problem 886 Right Triangle, Incenter, Angle Bisector, Perpendicular, 45 Degrees, Concyclic Points, Isosceles Right Triangle. GeoGebra, HTML5 Animation for Tablets (iPad, Nexus). Geometry Problem 884: The Pythagorean Curiosity Right Triangles and squares, fifteen conclusions. Geometry Problem 880 Triangle, Midpoints, Sides, Perpendiculars, Hexagon, Area. Geometry Problem 878 Square, Inscribed Circle, Quadrant, Center, Perpendicular, Metric Relations. Geometry Problem 876 Equilateral Triangle, any Point, Perpendicular, Right Triangle Area, Sum of Areas. Geometry Problem 868 Cyclic Quadrilateral, Circle, Five Rectangles, Four Centers, Congruence. Geometry Problem 867 Isosceles Triangle, Median, Perpendicular, Angle, Congruence. Geometry Problem 866 Cyclic Quadrilateral, Circle, Rectangle, Center, Congruence, 90 Degrees. Geometry Problem 845 Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity. Geometry Problem 844 Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity. Geometry Problem 843 Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Parallel, Congruence, Similarity. Geometry Problem 842 Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity. Geometry Problem 841 Triangle, Medians, Centroid, Circumcenters, Perpendicular, Congruence, Similarity. Geometry Problem 840 Parallelogram, Perpendicular, Diagonal, Metric Relations, Similarity. Geometry Problem 839 Problem 839: Parallelogram, Perpendicular, Diagonal, Metric Relations. Go to Page: Previous | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | Next

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