MAA MinuteMath: August 27, 2009

Thursday, August 27, 2009

August 27, 2009

If an arc of 45 degrees on circle A has the same length as an arc of 30 degrees on circle B, then the ratio of the area of circle A to the area of circle B is what?

Interactive version of problem and solution.

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MAA MinuteMath

Exercise your mind daily with a problem from the AMC-8, AMC-10, or AMC-12, provided by Mathematical Association of America's American Mathematics Competitions.

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Curriculum Inspirations is a collection of resources for Middle and High School Math Teachers that demonstrate practical ways to engage students in the lively exploration of mathematics and mathematical thinking using problems from America’s longest-running and most successful mathematics competition. Developed by James Tanton, these resources include Ten Problem Solving Strategy Essays and Curriculum Bursts.

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