so is mine these days but then I'm from an earlier generation too and I learnt all my stuff in imperial. For instance, domestic floor loading is 1.5 Kn/m2 which is equivalent to 30 lb/sq ft and low strength concrete is 21N/mm2 = 3000 lb/sq in AFAICR. I also have in my head that 1m = 3.28084 ft and that 1 kg = 2.2046 lb, just so I can convert measurements for those who can't be bothered to learn to think in metric.
My point is, why do kids get taught to use cm for linear measurement when most industries do not this unit?
Sorry I seem to be getting a bit serious here but it makes me soooooo mad when I ask the teachers to explain and they can't