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weirdoguy's latest activity
weirdoguy
reacted to
DaveC426913's post
in the thread
Geometry: Similar Shapes
with
Sad
.
And I am taking the gist of your "deliberately misleading" criteria and applying to another case: By your logic, it seems to me, this...
Jul 17, 2025
weirdoguy
reacted to
A.T.'s post
in the thread
Geometry: Similar Shapes
with
Like
.
Ironically, it can also suggest that the problem poser wasn't clever enough to come up with a problem that is interesting by itself, and...
Jul 17, 2025
weirdoguy
reacted to
Mark44's post
in the thread
Geometry: Similar Shapes
with
Like
.
You're kidding, right? Here's from post #26, as to why the figure in the problem is deliberately misleading. See @pbuk's opinion on...
Jul 17, 2025
weirdoguy
reacted to
mathwonk's post
in the thread
Geometry: Similar Shapes
with
Like
.
I am also a retired college math teacher (over 40 years teaching). So I am on the side of Mark44 in this matter. I do not disagree...
Jul 17, 2025
weirdoguy
reacted to
DaveC426913's post
in the thread
Geometry: Similar Shapes
with
Skeptical
.
You are second-guessing the intent of the poser. Why look for malice when there is a perfectly valid educational basis for the set up of...
Jul 17, 2025
weirdoguy
reacted to
Mark44's post
in the thread
Geometry: Similar Shapes
with
Like
.
I stand by malicious.
Jul 17, 2025
weirdoguy
reacted to
DaveC426913's post
in the thread
Geometry: Similar Shapes
with
Skeptical
.
Malicious is an unusual choice of words. It's deliberate, but it's for a purpose.
Jul 17, 2025
weirdoguy
reacted to
DaveC426913's post
in the thread
Geometry: Similar Shapes
with
Skeptical
.
How exactly is the problem "deliberately misleading"? Are you asserting that - that in a given geometric diagram, two lines that look...
Jul 17, 2025
weirdoguy
reacted to
Mark44's post
in the thread
Geometry: Similar Shapes
with
Like
.
Yes, I would not object so strenuously. How about sadism? I agree that it probably was not accidental, but posing a problem that is...
Jul 17, 2025
weirdoguy
reacted to
PeterDonis's post
in the thread
I
How to understand quantum computers?
with
Like
.
Thread closed for moderation.
Jul 17, 2025
weirdoguy
reacted to
sbrothy's post
in the thread
Rare case of pneumonic plague in US - Arizona
with
Like
.
Absolutely not, and it's probably also (thank to any higher powers that may be) very unlikely. But in this day and age with the vaccine...
Jul 16, 2025
weirdoguy
replied to the thread
I
Problem in understanding instantaneous velocity
.
Yes, and I would say you would do yourself a huge favour if you'd learn what limit is, mathematically. I know that the definition is...
Jul 16, 2025
weirdoguy
reacted to
jbriggs444's post
in the thread
B
The work done by two objects on each other
with
Like
.
No relative motion in the direction of the force. You want the dot product of the relative motion and the force to be zero. The...
Jul 16, 2025
weirdoguy
reacted to
jbriggs444's post
in the thread
B
The work done by two objects on each other
with
Like
.
As @A.T. suggests, the way to combat confusion is with clarity. Not vague handwaving. More handwaving. Show me a scalar and I'll show...
Jul 16, 2025
weirdoguy
replied to the thread
B
Flatlander analogy of spherical surface as observable universe
.
But we already understand the "expansion into what?" issue, i.e. there is no issue. Expansion by the very definition means that distance...
Jul 16, 2025
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