Art of Problem Solving
AoPS Online
Math texts, online classes, and more
for students in grades 5-12.
Visit AoPS Online ‚
Books for Grades 5-12 Online Courses
Beast Academy
Engaging math books and online learning
for students ages 6-13.
Visit Beast Academy ‚
Books for Ages 6-13 Beast Academy Online
AoPS Academy
Small live classes for advanced math
and language arts learners in grades 2-12.
Visit AoPS Academy ‚
Find a Physical Campus Visit the Virtual Campus

Revision history of "1999 CEMC Gauss (Grade 8) Problems/Problem 14"

Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

  • (cur | prev) 15:57, 18 June 2025‎ Anabel.disher (talk | contribs)‎ . . (1,575 bytes) (+1,575)‎ . . (Created page with "==Problem== <math>ABC</math> is an isosceles triangle in which <math>\angle A = 92^{\circ}</math>. <math>CB</math> is extended to a point <math>D</math>. What is the size of...")
Retrieved from "https://artofproblemsolving.com/wiki/index.php/1999_CEMC_Gauss_(Grade_8)_Problems/Problem_14"