Forum Geometricorum
Volume 10 (2010)

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1. Tuan Quang Bui, On a triad of similar triangles associated with the perpendicular bisectors of the sides of a triangle, 1--6.

2. J. Marshall Unger, A new proof of a ``hard but important'' Sangaku problem, 7 --13.

3. Roger C. Alperin, The Poncelet pencil of rectanuglar hyperbolas, 15--20.

4. Nicolae Anghel, A maximal parallelogram characterization of ovals having circles as orthoptic curves, 21--25.

5. Martin Josefsson, On the inradius of a tangential quadrilateral, 27--34.

6. Boris Odehnal,  Some triangle centers associated with the circles tangent to the excircles, 35--40.

7. Nikolaos Dergiades, Conics tangent at the vertices to two sides of  a triangle, 41--53. 

8. Benedetto Scimemi, Simple relations regarding the Steiner inellipse of a triangle, 55--77.

9. Maria Flavia Mammana, Biagio Micale, and Mario Pennisi, Orthic quadrilaterals of a convex quadrilateral, 79--91.

10. Bojan Hvala, Diophantine Steiner triples and Pythagorean-type triangles, 93--97.

11. Paris Pamfilios, Three maximal cyclic quadrangles, 99--107.

12. Gotthard Weise, Iterates of Brocardian points and lines, 109--118.

13. Martin Josefsson, Calculations concerning the tangent lengths and tangency chords of a tangential quadrilateral, 119--130.

14. Giovanni Lucca, Generalized Fibonacci circle chains, 131--133.

15. Clark Kimberling, Trilinear distance inequalities for the symmedian point, the centroid, and other triangle centers, 135--139.

16. Nikolas Dergiades, Construction with inscribed ellipses in triangle, 141--148.

17. Allan J. MacLeod, Integer triangles with R/r = N, 149--155.

18. Cosmin Pohoata, On the Euler Reflection Point, 157--163.

19. Martin Josefsson, Characterizations of bicentric quadrilaterals, 165--173.

20. Paul Yiu, The circles of Lester, Evans, Parry, and their generalizations, 175--209.