Geometry/Intermediate

The following topics provide a good study of intermediate geometry.

• 3D Geometry
• Angle bisector theorem
• Area
• Mass Point Geometry
• Menelaus' Theorem
• Ptolemy's Theorem
• Cyclic quadrilaterals
• Stewart's Theorem
• Ceva's Theorem
• Trigonometry

Resources

Books

• Challenging Problems in Geometry -- A good book for students who already have a solid handle on elementary geometry.
• Geometry Revisited -- A classic.

See math books for more texts.

Classes

• The Worldwide Online Olympiad Training (WOOT) Program -- Intermediate to Olympiad training in a variety of subjects, including geometry.

See also

• Geometry
• Introductory Geometry
• Olympiad Geometry