NЕ = 8
КЕ = 6
КN=√(8² + 6²) = √100=10
ЕN / NK = NK/ MN 8/10 = 10/MN 8*MN = 10 * 10 MN = 100/8 = 12 1/2
EN / h = h / ME 8/6 = 6/МЕ 8*МЕ = 6*6 МЕ = 36/8 = 4 1/2
МЕ / МК = МК / МN (4 1/2) / МК = МК / (12 1/2)
МК² = (4 1/2) * (12 1/2) = 225/4
МК = √(225/4) = 15/2 = 7 1/2