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An absorbing challenge
Students estimate the area of irregular shapes and then check the accuracy of their effort.
Additional details |
|
| Year level(s) | Year 5 |
|---|---|
| Audience | Teacher |
| Purpose | Teaching resource, Student task |
| Format | Web page |
| Teaching strategies and pedagogical approaches | Differentiated teaching, Mathematics investigation, Explicit teaching |
Curriculum alignment |
|
| Strand and focus | Measurement |
| Topics | Length, Area, volume and surface area |
| AC: Mathematics (V9.0) content descriptions |
AC9M5M02
Solve practical problems involving the perimeter and area of regular and irregular shapes using appropriate metric units |
| Numeracy progression |
Understanding units of measurement (P7)
|
Copyright details |
|
| Organisation | New Zealand Ministry of Education |
| Copyright | © New Zealand Ministry of Education. Creative Commons BY 3.0 NZ. |
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Area builder
Use this interactive tool to explore the relationship between area and perimeter.
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Four by three rectangle inquiry
Students investigate rectangles with an area of 12 square units and, through problem-solving, looking for any relationship between area and perimeter.
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Investigate: area and perimeter
This problem offers opportunities for students to consolidate their understanding of area and perimeter.
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Numerically equal
This problem requires students to consider area and perimeter at the same time and to know the difference between the two.
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Lengths and areas
Use the student resources to enable students to self-check answers to length, area and perimeter problems.
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