Triangles: Theorems and Problems 23
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![Triangles](../geometry/triangles_index_17.jpg) |
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![Archimedes Arbelos and Square](../geometry/arbelos_circle_square_2_17.jpg) |
Archimedes Arbelos and Square
2.
Dynamic Geometry Software.
Step-by-Step construction, Manipulation, and animation. |
![Archimedes Arbelos and Square](../geometry/arbelos_circle_square_17.jpg) |
Archimedes Arbelos and Square 1.
Dynamic Geometry Software.
Step-by-Step construction, Manipulation, and animation. |
![Elearn 211: 60 degree triangle, area](../problem/p211_triangle_60_area_17.jpg) |
Proposed Problem
211. 60 Degree Triangle, Equilateral triangles, Areas.
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![Elearn 210](../problem/p210_triangle_angles_17.jpg) |
Proposed Problem
210. Triangle, Angles, Auxiliary Lines.
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![Elearn 209](../problem/p209_triangle_incircles_17.jpg) |
Proposed Problem
209. Triangle, Incircles, Inradius. |
![Elearn 208: Triangle, Angles](../problem/p208_triangle_angles_17.jpg) |
Proposed Problem
208. Triangle, Excircles, Angles, 360 degrees. |
![Geometry: Triangle Area, inradius, exradii](../problem/p195_area_triangle_radius_1.jpg) |
Proposed Problem
195. Area of a Triangle, Inradius, Exradii. |
![Elearn 208: Triangle, Angles](../problem/p208_triangle_angles_17.jpg) |
Proposed Problem
208. Triangle, Excircles, Angles, 360 degrees. |
![Problem 207: Hypotenuse](../problem/p207_right_triangle_hypoten.jpg) |
Proposed Problem
207. Right Triangle, Hypotenuse, Inradius, Exradius relative to the hypotenuse. |
![Elearn 206](../problem/p206_right_triangle_area_17.jpg) |
Problem 206. Area of a Right Triangle, Inradius, andExradius relative to the hypotenuse. |
![Right triangle area](../problem/p205_right_triangle_area_17.jpg) |
Proposed Problem
205. Right Triangle Area, Exradii relatives to legs or catheti. |
![Geometry problems 361-370](../math_geometry_online_courses/geometry_problems_361_370_1.jpg)
![Triangle Word Cloud](../software/word_cloud_triangle_1.jpg)
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