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Properties of rectangles - perimeter and area: Difference between revisions

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[[File:justanidea.png|link=|250px]]
[[File:justanidea.png|link=|250px]]{{DISPLAYTITLE:Perimeter and area}}
{{Rinfo
{{Rinfo
|type= Lesson idea
|type= Lesson idea
|attribution= {{Bjoern Hassler}}  
|attribution= {{Bjoern Hassler}}  
|title= Do two rectangles that have the same area also have the same perimeter?
|title= Exploring properties of rectangles: Perimeter and area.
|topic=Polygons
|topic=Polygons
|subject=Maths
|subject=Maths
|resourcenumber=M0025
|resourcenumber=M0025
|age=  
|age= Secondary
|image=rectanglesidea.jpeg
|image=rectanglesidea.jpeg
|tagline=Lesson ideas can be as long as one sentence wide.
|tagline=Do two rectangles that have the same area also have the same perimeter?
|content= The lesson idea is about a mathematics investigation, where students explore whether two rectanges that have the same area also have the same perimeter. This is of course not the case, but nevertheless it can be a misconception. Students initially vote, then do an investigation, and finally vote again as well as present their conclusions. The investigation offers an opportunity for same-task group work.
|content= The lesson idea is about a mathematics investigation, where students explore whether two rectanges that have the same area also have the same perimeter. This is of course not the case, but nevertheless it can be a misconception. Students initially vote, then do an investigation, and finally vote again as well as present their conclusions. The investigation offers an opportunity for same-task group work.
|toc=
|toc=