MathDB
2014 Geometry #1

Source:

July 12, 2022
2014Geometry Test

Problem Statement

Consider a square of side length 11 and erect equilateral triangles of side length 11 on all four sides of the square such that one triangle lies inside the square and the remaining three lie outside. Going clockwise around the square, let AA, BB, CC, DD be the circumcenters of the four equilateral triangles. Compute the area of ABCDABCD.