High School Challenge

Week Ending 12-6-98

This problem is being extended because of the Thanksgiving holiday.

Send Answer to: ucfcasio@pegasus.cc.ucf.edu

Congratulations to Chen Lin of Mckinley High School in Honolulu Hawaii. Chen wins the Casio CFX-9850G Color Graphing calculator.

Trisected Hypotenuse

In right triangle ABC, with C as the right angle, it is known that AD = DE = EB and that D and E are points on hypotenuse AB. It is also known that CD = 7 units and CE = 9 units. What is the length of AB?

Correct Solutions:

  1. Wilson Shieh. McNally Composite HS, Edmonton, Alberta, Canada
  2. Amanda Vicary. Farmington HS, Farmington, IL
  3. Xingji Zheng. Abby Senior SS, Abbotsford, BC, Canada
  4. Radu Simion. CN Mihai Viteazul, Ploesti, Romania
  5. Sorin Ionescu. John Abbott College, Montreal, Canada
  6. Ariel Benson. Flatbush HS, Brooklyn, NY
  7. Duc Thai. Rostrevor College, Adelaide, South Australia
  8. Nathan Wade. Madisonville North Hopkins HS, Madisonville, KY
  9. Dustin Williams. Cleburne HS, Cleburne, TX
  10. Allen Rabinovich. Brooklyn Technical HS. Brooklyn, NY
  11. Laurel Maharaj. Rio Claro HS, Trinidad, West Indies
  12. Yona Levine. Lehava, Kedumim, Israel
  13. Leslie CY Chan. Langstaff SS, Thornhill, Ontario, Canada
  14. Matan Protter. Ort Kiryat Bialik, Israel
  15. Ermelinda Antonelli. St Vincents PS, Ashfield, NSW, Australia
  16. Pradeep Baliga. Central HS, Tuscaloosa, AL
  17. Alexandra Korolyova. Riga SS #40, Riga, Latvia
  18. Yiming Yao. Hazen HS, Renton, WA
  19. Eric Hoke. Wayland HS, Wayland, MA
  20. Denis Chebikin. Riga SS #40, Riga, Latvia
  21. Archil Shishmanashvili. I Vekua Physical-Math #42, Tbilisi, Georgia
  22. Charles Lai. SKH Lam Woo Memorial SS, Hong Kong
  23. Diego S Hernandez. U Bonaterra, Aguascalientes, Ags, Mexico
  24. Ken Tong. CNEC Christian College, Hong Kong, China
  25. Monica-Ramona Costache. Mihai Viteazul HS, Bucharest, Romania
  26. Ashirul Amin. Red Cross Nordic UWC, Flekke-Fjaler, Norway
  27. Ernie Pope. Bayside SS, Belleville, Ontario, Canada
  28. Jeffrey Mo. University ES, Calgary, Alberta, Canada
  29. Harvey Tong. S.K.H. Lam Woo Memorial SS, Hong Kong
  30. Saad Shakhshir. Red Cross Nordic United World College, Flekke, Norway
  31. Bart Vandereycken. Sint-Tarcisiusinstituut, Belgium, Belgium
  32. Lisa Schechner. Manorhaven School, Port Washington, NY
  33. Kristin Guenther. Del Crest MS, Del City, OK
  34. Janne Alasalmi. Oulainen Lukio, Oulainen, Finland
  35. Evgeniy Nikulin. Eastbourne College, Eastbourne, UK
  36. Ben Tidwell. Grissom HS, Huntsville, AL
  37. Cory Carter. Jackson Academy, Jackson, MS
  38. Nasim Morawej. Centennial HS, Coquitlam, BC, Canada
  39. Andre Khizenko. Bergen County Technical HS, Hackensack, NJ
  40. Yao Wang. MS 54, New York, NY
  41. Alex Nikulin. Eastbourne College, Eastbourne, UK
  42. Daniel Labbe. Polyvalente Le Boise, Victoriaville, Quebec, Canada
  43. William Chau. East Brunswick HS, East Brunswick, NJ
  44. Ying Li. Brooklyn Technical HS, New York, NY
  45. Elaine Hart. Mount Rainier HS, Des Moines, WA
  46. Louis Chiu. Eastbourne College, Eastbourne, UK
  47. Alice Wong. East Brunswick HS, East Brunswick, NJ
  48. Eun Joo Shuh. Greenhills School, Ann Arbor, MI
  49. Ming Sin. Brooklyn Technical HS, Brooklyn, NY
  50. Felicia Fong Kong. Oviedo HS, Oviedo, FL
  51. Leon Ding. Wayne Hills HS, Wayne, NJ
  52. Wing L. Mui. Brooklyn Tech HS, Brooklyn, NY
  53. Ashley Jacoby. Bishop Moore HS, Orlando, FL
  54. Randy Haylor. Keyser HS, Keyser, WV
  55. Robert Wang. Greenhills ES, Ann Arbor, MI


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