Question

Is collinearity of 3 points a natural generalization of equality relation of two numbers?

score 96 · Answer 1 · 2026-04-11 00:22:08

96

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Is collinearity of 3 points a natural generalization of equality relation of two numbers?

Published on 11 Apr 2026 - 0:22

score 235 · Answer 2 · 2026-04-13 09:23:41

235

Views

Straight line as circle in Euclidean geometry

Published on 13 Apr 2026 - 9:23

score 73 · Answer 3 · 2026-03-25 23:51:43

73

Views

Lower Dimensional Embedding with Arbitrarily Low Error and Dimensions?

Published on 25 Mar 2026 - 23:51

score 419 · Answer 4 · 2026-04-15 04:21:25

419

Views

Find angles in a right triangle if $\tan\theta = \frac34$, where $\theta$ is the angle between medians

Published on 15 Apr 2026 - 4:21

score 58 · Answer 5 · 2026-04-15 23:09:33

58

Views

Orthogonal planes normals

Published on 15 Apr 2026 - 23:09

score 443 · Answer 6 · 2026-04-15 10:25:33

443

Views

Given a line going from point A to point B, on which side of the line lies the point C?

Published on 15 Apr 2026 - 10:25

score 78 · Answer 7 · 2026-04-13 11:22:27

78

Views

Determine whethere the value of $(\overrightarrow{BM}+\overrightarrow{BN})\bullet\overrightarrow{BP}$ is fixed

Published on 13 Apr 2026 - 11:22

score 2.3k · Answer 8 · 2026-04-15 04:19:06

2.3k

Views

Packing two different circles in a rectangle

Published on 15 Apr 2026 - 4:19

score 90 · Answer 9 · 2026-04-13 02:16:48

90

Views

Proof in Geometry. Is this solution correct?

Published on 13 Apr 2026 - 2:16

score 111 · Answer 10 · 2026-04-13 19:28:41

111

Views

What proportions make a regular right prism a fair dice?

Published on 13 Apr 2026 - 19:28

score 42 · Answer 11 · 2026-04-15 23:48:53

42

Views

Given two segments that intersect, and a point $p$, how to know what of the two angles "points" towards $p$?

Published on 15 Apr 2026 - 23:48

score 8.5k · Answer 12 · 2026-04-13 12:13:51

8.5k

Views

finding the center of a circle (elementary geometry)

Published on 13 Apr 2026 - 12:13

score 104 · Answer 13 · 2026-04-12 18:34:35

104

Views

Pass 3D shape through hole in scaled copy of itself

Published on 12 Apr 2026 - 18:34

score 1.4k · Answer 14 · 2026-04-13 14:33:57

1.4k

Views

Euclid: The Game - Level 23: Construct an external common tangent to two given circles in five moves?

Published on 13 Apr 2026 - 14:33

score 427 · Answer 15 · 2026-04-10 16:56:32

427

Views

What is a geometric construction corresponding to elliptic curve addition for Sharygin-isosceles triangles?

Published on 10 Apr 2026 - 16:56

List Question

Is collinearity of 3 points a natural generalization of equality relation of two numbers?

Straight line as circle in Euclidean geometry

Lower Dimensional Embedding with Arbitrarily Low Error and Dimensions?

Find angles in a right triangle if $\tan\theta = \frac34$, where $\theta$ is the angle between medians

Orthogonal planes normals

Given a line going from point A to point B, on which side of the line lies the point C?

Determine whethere the value of $(\overrightarrow{BM}+\overrightarrow{BN})\bullet\overrightarrow{BP}$ is fixed

Packing two different circles in a rectangle

Proof in Geometry. Is this solution correct?

What proportions make a regular right prism a fair dice?

Given two segments that intersect, and a point $p$, how to know what of the two angles "points" towards $p$?

finding the center of a circle (elementary geometry)

Pass 3D shape through hole in scaled copy of itself

Euclid: The Game - Level 23: Construct an external common tangent to two given circles in five moves?

What is a geometric construction corresponding to elliptic curve addition for Sharygin-isosceles triangles?

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