Some handy estimation tricks.

These will come in handy on the trail. Be patient…Pythagoras: This astonishing Pre-Socratic was a brilliant mind. I guess everyone knows his ‘Theorem” about right angle triangles. The saying below might not be quite so well known (or his enjoiner, ‘Eschew beans’! I think I know why!), but we can use some of the proportions […]

Some handy estimation tricks. Read More »