MEDIAN Don Steward mathematics teaching: polygon angle sum

MEDIAN Don Steward mathematics teaching

median
don steward
mathematics teaching 10 ~ 16

Friday, 27 June 2014

polygon angle sum

the Catalan numbers apparently: 2 , 5 , 14 , ...

Posted by don steward

Labels: angles in polygons

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don steward: my interest is in effective tasks for teaching mathematics to 10 to 18 year students ~ I have collected and trialled many people's ideas for tasks for many years and have played at making these work ~ my thanks to these people

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