Old lady needs help

[Sharon Chickering]

In the past 60 or so years I have forgotten how to do this. If I had a piece of material 36" x 36". How may inches on the diagonal"

Thanks for helping an old lady.

 

[galactus]

Hello Sharon:


Pythagoras.

\(\displaystyle \L\\\sqrt{36^{2}+36^{2}}=36\sqrt{2}=50.91 \;\ inches\)

 

[Sharon Chickering]

Thank you

Thank you so much for your help. Now looking at the problem I may never have known how to do it. :lol: