Mathematical and Physical Journal
for High Schools
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Problem C. 1253. (November 2014)

C. 1253. Prove that if the measure of each side of a right-angled triangle is an integer, then the area of the triangle formed by the right-angled vertex and the two points dividing the hypotenuse into three equal parts is also an integer.

(5 pont)

Deadline expired on December 10, 2014.


153 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.

Problems in Mathematics of KöMaL, November 2014