Problem A. 473. (February 2009)
A. 473. Show that the spherical triangles with equal area can be dissected into each other; in other words, any two spherical triangles, having the same area, can be decomposed into spherical polygons such that the two decompositions consist of the same number of pieces and the respective pieces are congruent.
Deadline expired on March 16, 2009.
2 students sent a solution. 5 points: Nagy 235 János. 3 points: 1 student.