WHAT’S ON YOUR MIND?
Oct 21, 2019
2 minutes
JOSEPH KRISTAFOR
FUNDAMENTAL FORMULA
read with interest the article in the August issue entitled ‘The importance of being square’. I love using precision tools when I have access to them, but most of those mentioned in the article are out of reach for us old pensioners. This is where the ‘Pythagoras 3:4:5 triangle’ comes in – 3 ×.)
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