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Welcome to perplexus.info, flooble's perplexing puzzle portal. Here, we collect all sorts of puzzles, from simple logic questions and word tricks to in-depth math problems like probability and geometry. Click around and see if your brain is up to the task! If you're new here, make sure you sign up so that you can leave comments and submit your own problems!
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Difficulty: 3 of 5 Latest: Centered Rug Cut (in Shapes)
A 9-ft. by 12-ft. rug has a centered 1-ft. by 8-ft. hole, with the 8-ft. dimension parallel to the 12ft. side.

Show how to cut the rug into two pieces that can be fit together to form a 10-ft. by 10-ft. rug with no hole.

(No Solution Yet, 1 Comments) Submitted on 2025-01-21 by K Sengupta   
Difficulty: 3 of 5 Bonus: Divide a triangle (in Geometry) Rating: 4.00

Let P be a point on side AB of triangle ABC.

Construct a line through P that divides the 
triangle into two polygons of equal area.
(Solution Posted, 1 Comments) Submitted on 2010-07-07 by Bractals   
Difficulty: 3 of 5Union of regions (in Just Math)
Posted on 2025-01-21 by Danish Ahmed Khan (No Solution Yet, 1 Comments)
Difficulty: 3 of 5Sphere Packing (in Shapes)
Posted on 2025-01-20 by Danish Ahmed Khan (No Solution Yet, 1 Comments)
Difficulty: 3 of 5Permuted digit division (in Numbers)
Posted on 2025-01-20 by Danish Ahmed Khan (No Solution Yet, 3 Comments)
Difficulty: 3 of 5Grid Numbers Divisibility (in Numbers)
Posted on 2025-01-19 by Danish Ahmed Khan (No Solution Yet, 3 Comments)
Difficulty: 3 of 5Region Division (in Just Math)
Posted on 2025-01-18 by Danish Ahmed Khan (No Solution Yet, 3 Comments)
Difficulty: 3 of 5Pam's House Number (in Numbers)
Posted on 2025-01-17 by K Sengupta (No Solution Yet, 2 Comments)
Difficulty: 3 of 5An American Hero (in Numbers)
Posted on 2025-01-17 by K Sengupta (No Solution Yet, 1 Comments)
Difficulty: 3 of 5Alternative Math (in Just Math)
Posted on 2025-01-16 by Danish Ahmed Khan (No Solution Yet, 1 Comments)
Difficulty: 2 of 5Divisible and not so divisible (in Numbers)
Posted on 2025-01-16 by Danish Ahmed Khan (No Solution Yet, 2 Comments)
Difficulty: 3 of 5Smallest and Largest Hexadecimal Integers (in Numbers)
Posted on 2025-01-15 by K Sengupta (No Solution Yet, 2 Comments)
Difficulty: 3 of 5Rubik dice (in Just Math)
Posted on 2025-01-15 by Danish Ahmed Khan (No Solution Yet, 1 Comments)
Difficulty: 3 of 5Simultaneously tangent (in Just Math)
Posted on 2025-01-14 by Danish Ahmed Khan (No Solution Yet, 3 Comments)
Difficulty: 3 of 5Julian and Gregorian Calendar (in Science)
Posted on 2025-01-14 by K Sengupta (No Solution Yet, 2 Comments)
Difficulty: 2 of 5Top bananas (in Riddles)
Posted on 2025-01-13 by Ady TZIDON (No Solution Yet, 4 Comments)

Recently Posted Solutions:
Difficulty: 2 of 5Two top targets (in Numbers)
Submitted By Ady TZIDON. Solution posted on 2025-01-11 07:28:47
Difficulty: 1 of 5A Sixth Root Quickie (in Numbers)
Submitted By K Sengupta. Solution posted on 2024-12-23 21:07:25
Difficulty: 3 of 5Samantha's Square Courtyard (in Shapes)
Submitted By K Sengupta. Solution posted on 2024-12-23 20:44:17
Difficulty: 3 of 5Trigonometric relationship #2 (in Just Math)
Submitted By K Sengupta. Solution posted on 2024-11-27 21:24:40
Difficulty: 3 of 5A 45 degree angle within a triangle (in Geometry)
Submitted By Brian Smith. Solution posted on 2024-11-26 11:24:45
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