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Welcome to the AoPS Wiki!

The AoPS Wiki project is administered by the Art of Problem Solving for supporting educational content useful to avid math students. The wiki will be in read-only mode through Wednesday, November 18th, 2015.

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Problem of the Week

2002 AMC 10B, Problem 18

Four distinct circles are drawn in a plane. What is the maximum number of points where at least two of the circles intersect?

Recent Changes

• 2024 AIME II Problems/Problem 10‎
• 2015 AMC 12A Problems/Problem 13‎
• 2023 AMC 12A Problems/Problem 14‎
• Inradius‎
• Linear‎

• More...

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