Scratch

 teachMathematics: Scratch

Age 10+ Time: Age: 11+ Time: 2 hours This activity gets students to construct regular polgons and stars using protactor and ruler. It quickly moves onto a powerful online microworld to make the constructions. Students can then discover the rules for a) the sum of exterior angles of a regular polygon and b) the exterior angle of any regular polygon or star. Age 10+ Time:


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