Steve Austin writes:

Bob La Londe wrote:
"Ignoramus27711" wrote in
message ...

Do you remember

A^2 + B^2 = C^2

Pick any two and calculate the third. I used to use it all the time
in my dad's hardware store to calculate how much guy wire somebody
needed to support an antenna tower. Same principle, different
application.

That's not algebra. That's geometry.

No, actually. He's solving a geometry problem, but he set up an
algebraic equation.