Here are incorrect answers three children gave to questions about area and perimeter. Write down the mistake that each child made.


a)

Sophie said, "The perimeter of the book is 30 cm."
What was Sophie's mistake?

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b) 

Mike said, "The perimeter of the table top is 6 m."
What was Mike's mistake?

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c) Each square of this pattern is 1 cm2. Tom said, "The area of the pattern is 20 cm2."
What was Tom's mistake?

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