Free Puzzles

Login   Welcome Stranger!
Skip Navigation Links
View Geometry Puzzle   (Geom007)
What is the perimeter of the 5 circles?
The diameter of the big circle is 40 inches. What is the total circumferences of all 5 circles? Assume the line segment passes through all the center of the circles.
Quick jump to the other puzzles in the same category:
001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 
026 027 028 029 
Hint: 2 x 3.14159 x R = Circumference
Difficulty level = 1