KAYLA: And it’s a closed shape.It wouldn’t be much good as a pond otherwise. ADA: These properties tell us it’s a polygon.A polygon is a closed shape made of straight lines.Your pond is a type of ...
This clip is taken from the BBC Two series Ecomaths, first published in 2015, and teacher review is recommended before use in class. Stefan Gates finds out that machines can sort rubbish into ...
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