Question

(03.01 HC) Triangle STU is formed by the three squares D, E, and F:

Answer 1

First of all this is a mathematics question, but the answer is 100.

Answer 2

ST + TU = SU, because 36 + 64 = 100 (ST)2 + (TU)2 = (SU)2, because 102 + 62 = 82 ST + TU = SU, because 102 + 62 = 82 (ST)2 + (TU)2 = (SU)2, because 36 + 64 = 100