How do you know how long the bannister is without Pythagoras?

13 views • 2 upvotes • Made by Lyoll 3 days ago in Mathematics

3 Comments

change_me_mind
1 up, 3d, 1 reply
With a ruler? 😛
LyollM
2 ups, 2d, 1 reply
Wouldn't you like to know BEFORE you order the lumber for the stairs? But there are lots of other cases (and, for knitwear, the diagonal is too stretchy for a ruler to give you the best measurement).
change_me_mind
1 up, 2d
😮

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