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Little explorations with HP calculators (no Prime)
03-30-2017, 10:38 PM
Post: #85
RE: Little explorations with the HP calculators
(03-30-2017 09:22 PM)Dieter Wrote:  For the record: I tried an... err... "very conventional" approach and did a drawing to scale in OO Draw. ;-) From this I obtained an angle of 81° as well (say ±0,2°). So this seems to be correct. But I wonder if there is no easier solution to this problem.

@Gerson: So <BED is not 90° but the omnipresent 111°. Maybe this gives one more clue here.

I did search for my protractor but I couldn't find it. At least I've finally found my long lost three-cell HP-12C, so a positive result after all :-)

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RE: Little explorations with the HP calculators - Gerson W. Barbosa - 03-30-2017 10:38 PM

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