Problem C. 1253. (November 2014)
C. 1253. Prove that if the measure of each side of a rightangled triangle is an integer, then the area of the triangle formed by the rightangled vertex and the two points dividing the hypotenuse into three equal parts is also an integer.
(5 pont)
Deadline expired on 10 December 2014.
Statistics:
154 students sent a solution.  
5 points:  93 students. 
4 points:  8 students. 
3 points:  14 students. 
2 points:  13 students. 
1 point:  15 students. 
0 point:  6 students. 
Unfair, not evaluated:  4 solutions. 
Unfair, not evaluated:  1 solution. 
