Hi, I just wanted to calculate the hypotenuse of a few triangles. unfortunately I can not find out where the problem is.

It looks like youâ€™re mixing up

`(x/2)/(cos (a/2) )`

and

`(x/2)/( (cos(a)) / 2)`

Noâ€¦ you were right!!!

Just transferred it wrongâ€¦ That cost me an hourâ€¦!

Thxâ€¦

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