А1 2 3 4 5 6 7 8 9 10 11 12 в1,74 1,76 1,76 1,76 1,77 1,77 1,77 1,8 1,81 1,82 1,84

It seems like you have given two sets of data. The first set is a sequence of numbers from 1 to 12, and the second set is a corresponding set of measurements related to the first set.

If you have any specific question or if you're looking for help with any particular topic related to these data sets, please let me know and I'll be happy to assist you further.