There are booklets with calculation tables to avoid Pythagoras, trigonometry, and other such busy work. It makes all that roofing estimation, rafter lengths, and such a lot less tedious.
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There are booklets with calculation tables to avoid Pythagoras, trigonometry, and other such busy work. It makes all that roofing estimation, rafter lengths, and such a lot less tedious.
I barely remember it all, and maths was my strong subject at that joke of a school I was forced to attend.