What's the most useless thing you've learned at school?

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Gusman · 61-69, M

The square of the hypotenuse is equal to the sum of the squares of the two adjacent sides. 😞

pride49 · 31-35, M

@Gusman I've had to know this when building things

Gusman · 61-69, M

@pride49 No doubt there are plenty of people who find this equation essential, just not me. 🙂

@Gusman You know, I instantly thought that. But then i remembered that is does help you find short cuts.😷