#help geometry

10 messages · Page 1 of 1 (latest)

rain merlin
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I haven’t done geometry in a while and I’m not use to working with full generality for geometry.

echo sigilBOT
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rain merlin
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This is the first problem from a book I found online that I was going to use

true ledge
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introduce some variables
<DAB = a, <DAF = b, <EBF = c, <EBA = d

rain merlin
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Okay

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Should there be a variable with C as a vertex, and would we then set all three of those equal to 180? Or is that not necessary

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I actually don’t think that’s necessary looking at it more

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So we’re just adding those two angles and trying to prove that when combined they are double AFB. Which means that it could be like 1.8 + .2 or 1.5 + .5 or 1 + 1, I’m not totally sure how I would write that out algebraically