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Isosceles Triangle, Theorems
and Problems - Table of
Content 2
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![Isosceles Triangle Index](isosceles_triangle_index_17.jpg) |
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![Isosceles Right Triangle, Cevian, Ratio 2:1, 45 Degrees, Congruence, Angles, Auxiliary Lines](../school-college/p858-isosceles-right-triangle-angle-1.jpg) |
Geometry Problem 858
Isosceles Right Triangle, Cevian, Ratio 2:1, 45 Degrees, Congruence, Angles, Auxiliary Lines. |
![Isosceles Triangle, Double Angle, Triple Angle, Auxiliary Lines](../school-college/p835-isosceles-triangle-angle-double-triple-auxiliary-lines-1.jpg) |
Geometry Problem 835
Isosceles Triangle, Double Angle, Triple Angle, Auxiliary Lines. |
![Parallelogram, Angle Bisector](../school-college/p797-parallelogram-angle-bisector-isosceles-1.jpg) |
Geometry Problem 797
Parallelogram, Angle Bisector, Isosceles and Similar Triangles. |
![Triangle, Circumcircle, Circumcenter, Orthocenter, Midpoint arc, Parallel chord, Congruence](../problem/p770-parallelogram-triangle-circumcenter-angle-bisector-1.jpg) |
Geometry Problem 770
Parallelogram, Angle Bisector, Triangle, Circumcenter, Circumcircle, Angle Measurement. |
![Triangle, Circumcircle, Circumcenter, Orthocenter, Midpoint arc, Parallel chord, Congruence](../problem/p769-triangle-circumcenter-orthocenter-midpoint-arc-parallel-congruence-1.jpg) |
Geometry Problem 769
Triangle, Circumcircle, Circumcenter, Orthocenter, Midpoint of arc, Parallel to chord, Congruence. |
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By Antonio Gutierrez
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