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Home > Shapes
Puzzles involving various geometric shapes, in a flat plane and in three-dimensional space.
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Determine the side length of a regular heptagon having the largest area which can fit inside a square with side length 1.
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 Nine points in a square crossed triangle area puzzle | Rating: 5.00 Posted on 2023-02-13 by K Sengupta (Solution Posted, 3 Comments)Packing similar rectangles | Posted on 2023-02-08 by Jer (No Solution Yet, 3 Comments) Comb polyominos | Posted on 2023-02-06 by Jer (No Solution Yet, 1 Comments) Distance through a cube | Posted on 2022-10-20 by Jer (No Solution Yet, 3 Comments) Regular Hexagon and Mean Distance | Posted on 2022-10-14 by K Sengupta (No Solution Yet, 6 Comments) Consider, Unit Area, Get Side Length | Rating: 4.50 Posted on 2022-10-05 by K Sengupta (Solution Posted, 3 Comments)  Inscribed and Circumscribed Ellipse Puzzle | Rating: 4.00 Posted on 2022-08-05 by K Sengupta (No Solution Yet, 2 Comments)Tricky Vowel Arrangement | Rating: 4.00 Posted on 2022-05-23 by K Sengupta (No Solution Yet, 2 Comments) Limited Orientation Triominoes | Rating: 3.00 Posted on 2021-10-08 by Brian Smith (No Solution Yet, 5 Comments) Two spherical scoops | Rating: 4.00 Posted on 2021-08-24 by Jer (No Solution Yet, 2 Comments)  Pyramid from a square | Rating: 4.00 Posted on 2021-07-29 by Jer (Solution Posted, 3 Comments)Nine Pointed Sphere | Rating: 3.00 Posted on 2021-06-03 by Danish Ahmed Khan (No Solution Yet, 12 Comments) A thin triangle | Rating: 3.00 Posted on 2021-03-11 by Jer (No Solution Yet, 3 Comments) Irregular Pentagram Problem | Posted on 2021-02-24 by Brian Smith (No Solution Yet, 1 Comments) |
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