### Easy solution

I liked this solution to the eternal "Find x"-exercise a lot...

(I don't know the source - it just fell into my mailbox...)

(I don't know the source - it just fell into my mailbox...)

A place for mathematical details of varying interest and novelty...

## 1 Comments:

That is precisely what one student told a colleague so it's true!

Also, the same colleague said that when that right-angled triangle was reflected in a vertical line, the result was, according to a student, a

left-angled triangle!Post a Comment

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