Perímetro en clase y para practicar en casa

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https://www.liveworksheets.com/qj1596072af en clase 

https://www.liveworksheets.com/vs1406655bo en clase

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https://www.liveworksheets.com/jx1388244hl en clase 

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https://www.liveworksheets.com/ue1872913vx en clase

https://www.liveworksheets.com/mu733714tp nivel alto