√║(149²-76²) / (37²-36²)║ = √║(149-76)(149+76) / (37-36)(37+36)║ =
= √║(73*225) / (1*73)║ = √225 = ± 15,
√║(129²-8²) / (93²-44²)║ = √║(129-8)(129+8) / (93-44)(93+44)║ =
= √║(121*137) / (49*137)║ = √(121/49) = ± 11/7 = ± 1 4/7
