Question

Given a straight pyramid with a regular hexagonal base, we pass through the center of its base an alpha plane parallel to a side face.

score 204 · Answer 1 · 2020-07-09 10:09:58

204

Views

Given a straight pyramid with a regular hexagonal base, we pass through the center of its base an alpha plane parallel to a side face.

Published on 09 Jul 2020 - 10:09

score 531 · Answer 2 · 2020-07-09 16:08:16

531

Views

Side of a square inscribed in regular polygon

Published on 09 Jul 2020 - 16:08

score 205 · Answer 3 · 2026-03-25 20:32:19

205

Views

Can the bronze ratio be found in a regular tridecagon?

Published on 25 Mar 2026 - 20:32

score 156 · Answer 4 · 2020-07-13 18:22:29

156

Views

Does this arrangement of polygons necessarily contain a hole?

Published on 13 Jul 2020 - 18:22

score 527 · Answer 5 · 2020-07-15 20:38:11

527

Views

What do you call a "circle-ish" polygon with 256 sides?

Published on 15 Jul 2020 - 20:38

score 37 · Answer 6 · 2020-07-17 09:07:53

37

Views

Are points on the edge of a polygon inside the polygon?

Published on 17 Jul 2020 - 9:07

score 31 · Answer 7 · 2026-03-25 19:10:17

31

Views

Having (x,y,t) determine if two persons were near for more than 5 minutes

Published on 25 Mar 2026 - 19:10

score 312 · Answer 8 · 2020-07-26 04:26:24

312

Views

Polygon Diagonal Combinatorics

Published on 26 Jul 2020 - 4:26

score 148 · Answer 9 · 2026-03-25 20:42:00

148

Views

Fixed area polygon maximize the area of its convex hull

Published on 25 Mar 2026 - 20:42

score 400 · Answer 10 · 2020-07-29 12:02:06

400

Views

Formula for polygon dimension

Published on 29 Jul 2020 - 12:02

score 58 · Answer 11 · 2020-07-29 19:17:48

58

Views

Prove that the angles of exactly $4$ vertices of a polygon, with prime number of sides, can form an arithmetic progression

Published on 29 Jul 2020 - 19:17

score 66 · Answer 12 · 2020-07-30 20:22:21

66

Views

Circles and enneagon

Published on 30 Jul 2020 - 20:22

score 123 · Answer 13 · 2026-03-26 11:05:29

123

Views

Inscribing convex polygon within simple polyon

Published on 26 Mar 2026 - 11:05

score 830 · Answer 14 · 2016-07-10 17:51:48

830

Views

finding farthest vertices to a point in n-dimensional hypercube

Published on 10 Jul 2016 - 17:51

score 1k · Answer 15 · 2016-07-11 10:05:34

1k

Views

IMO 2016, Problem 3: Number Theory with the Area of a Polygon

Published on 11 Jul 2016 - 10:05

List Question

Given a straight pyramid with a regular hexagonal base, we pass through the center of its base an alpha plane parallel to a side face.

Side of a square inscribed in regular polygon

Can the bronze ratio be found in a regular tridecagon?

Does this arrangement of polygons necessarily contain a hole?

What do you call a "circle-ish" polygon with 256 sides?

Are points on the edge of a polygon inside the polygon?

Having (x,y,t) determine if two persons were near for more than 5 minutes

Polygon Diagonal Combinatorics

Fixed area polygon maximize the area of its convex hull

Formula for polygon dimension

Prove that the angles of exactly $4$ vertices of a polygon, with prime number of sides, can form an arithmetic progression

Circles and enneagon

Inscribing convex polygon within simple polyon

finding farthest vertices to a point in n-dimensional hypercube

IMO 2016, Problem 3: Number Theory with the Area of a Polygon

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