Geometry Problem 1554: Finding the Length of Side AB in Triangle ABC

Challenging Geometry Puzzle: Problem 1554. Share your solution by posting it in the comment box provided.
Audience: Mathematics Education - K-12 Schools, Honors Geometry, and College Level.

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Geometry Problem 1068: Obtuse Triangle, Orthocenter, Circumradius, Inradius, Exradii, Distance, Diameter

Geometry Problem. Post your solution in the comments box below.
Level: Mathematics Education, High School, Honors Geometry, College.

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Geometry Problem 1066: Triangle, Obtuse Angle, Orthocenter, Circumradius, Inradius, Exradius, Distance, Diameter

Geometry Problem. Post your solution in the comments box below.
Level: Mathematics Education, High School, Honors Geometry, College.

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Online Geometry: Carnot's Theorem in an Obtuse Triangle

Classical Theorem
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Problem 364. Obtuse triangle, Congruence, Circles, Diameter, Curvilinear triangle, Area

Proposed Problem
Click the figure below to see the complete problem 364 about Obtuse triangle, Congruence, Circles, Diameter, Curvilinear triangle, and Area.


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Complete Geometry Problem 364
Level: High School, SAT Prep, College geometry

Obtuse Triangle, Theorems and Problems

Index
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Obtuse Triangle Theorems and Problems
Level: High School, SAT Prep, College geometry