1. Write two conversations on this model. Pupil A: I think the Queen works in the Tower of London. Pupil B: I don't agree. I think she works at Buckingham Palace. Pupil A: Yes, you're right!​

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A²+B² = C² right ?

Yes that's the pythagoras the pythagoras theorem ?

So (A + B)² = A² + B² !

No it's not, you forgot +2AB.

I might have left the keys of the car at home.

No, you're wrong I have them here !

Right, i'm such an airhead sometimes !