Guess the Quadrilateral - April 18-22, 1994: Given: a quadrilateral that has one pair of opposite sides congruent, the other pair not congruent, and a pair of opposite angles that are supplementary. What is this figure? Correct solutions to the problem were submitted by: Mark Berneburg Grade 10, Shaler high school Ernie Leonetti Grade 10, Shaler Area High School Gino Perrotte Grade 10, Shaler Area High School Ellen Charny Grade 10, Shaler High School Todd Gatnarek Grade 10, Shaler High School Jason Haramic Grade 10, Shaler Area High School Chris Stromoski Grade 10, Shaler Area Highschool Nick High Grade 10, Shaler Area Senior High School Thomas Niebel Grade 10, Shaler Area High School Bipin Mujumdar Grade 10, Shaler Area Senior High School Paul Curcio 9th Grade, Masterman High School, Philadelphia, PA Keith Monteleone Grade 10, Shaler Area High School Rachel Laughlin Grade 10, Shaler Area H.S. Barb Lutka Grade 9, Steel Valley High School, Pa. Ryan Ferchak and Rob Gallagher Grade 10, Steel Valley High School Tim Thiel Grade 10, Shaler Area High School Annie Chan (9th) & Daniel Chan (10th) Burnaby South 2000 Secondary School Carrie Tappe Grade 10, Shaler Area High School Kate Rusbasan Grade 10, Shaler Area High school Mandy Balcer & Nicole Dunlap Grade 10, Shaler Area High School Liz Crawford, Grade 7, School of the Holy Child, Drexel Hill, PA Lisa Korab, Grade 7, School of the Holy Child, Drexel Hill, PA Mike Martino, Grade 7, School of the Holy Child, Drexel Hill, PA Mike Donovan, Grade 7, School of the Holy Child, Drexel Hill, PA Erin O'Connor 8th grade, Saint Michael School in Olympia, Washington Kathy Medlin Grade 9, Fairfield H S Susan Quan Grade 7 Masterman Philadelphia Richard Stewart Grade 9 Masterman Philadelphia Alex Zayvelev Grade 9 Masterman Philadelphia Charles DePalma Grade 9 Masterman Philadelphia Hannah Guhm Grade 9 Masterman Philadelphia Next problem || Previous problem || Table of Contents || Forum Home Page