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Geometry Problems 51 - 60
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![Geometry Problems 51-60](geometry_problems_51_60.jpg) |
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![](../problem/p051_fagnano_triangle_170.jpg) |
Problem 51:
Fagnano's Problem
Inscribed Triangle with the Minimum Perimeter. Orthic triangle. |
![](../problem/p052_triangle_angle_tutor_1.jpg) |
Problem 52
Triangle, angles, incircle. |
![Geometry problem 53 angle bisector](../problem/p053_angle_bisector_170.jpg) |
Problem 53: Angle bisector, circles |
![Typography of Geometry problem 53 angle bisector](../problem/p053_angle_bisector_circle_art_ipad_sw_apps_1.jpg) |
Typography of Problem 53: Angle bisector, circles |
![Problem 54 Angle bisector, circles, midpoint of arc](../problem/p054_angle_bisector_circle_170.jpg) |
Problem 54: Angle bisector, circles
Midpoint of arc. |
![Problem 55 Angle bisector, circle, cyclic quadrilateral](../problem/p055_angle_bisector_cyclic_170.jpg) |
Problem 55: Angle bisector, circles
Cyclic Quadrilateral. |
![Problem 56 Angle bisector, circle parallel lines](../problem/p056_angle_bisector_parallel_170.jpg) |
Problem 56: Angle bisector, circles
Parallel Lines. |
![Problem 56 Angle bisector, circle parallel lines](../problem/p056_circle_tangent_parallel_typography_ipad_apps_1.jpg) |
Typography of Problem 56: circles, tangent, parallel lines. |
![Problem 57 Angle bisector, circles, cyclic quadrilateral](../problem/p057_angle_bisector_cyclic_170.jpg) |
Problem 57: Angle bisector, circles
Cyclic Quadrilateral. |
![](../problem/p058_pythagoras_congruence_.jpg) |
Problem 58: Right Triangle, Congruence, Perpendiculars. |
![](../problem/p059_right_equilateral_17.jpg) |
Problem 59: Right and Equilateral Triangles, Midpoints. |
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Problem 60: Isosceles triangle. |
![Geometric Art Problems 51-60 iPad Apps](ten-problems/geometric-art-ipad-software-0051-0060-1.jpg) |
Geometric Art Problems
51-60. |
![Geometry Problems 41-50](geometry_problems_41_50.jpg)
![Geometry Problems 61-70](geometry_problems_61_70.jpg) |
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