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Variety of perimeters with fixed area: Difference between revisions

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Recognize figures with same areas could have different perimeters.
Recognise that figures with the same areas could have different perimeters.
Recognize the strategy of minimizing the perimeters of figures with the same areas.
Recognise the strategy of minimizing the perimeters of figures with the same areas.


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An inquiry teaching approach is expected. Students are asked to arrange 3 to 9 squares to form different figures and find their possible perimeters. Teacher then guide students to express their strategies of getting the largest and smallest perimeter with a certain number of squares.  
An enquiry teaching approach is expected. Students are asked to arrange 3 to 9 squares to form different figures and find their possible perimeters. Teacher then guide students to express their strategies of getting the largest and smallest perimeter with a certain number of squares.  


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