Please note: This site contains links to websites not controlled by the Australian Government or ESA. More information here.
Torn shapes
These teacher notes outline how students investigate the area of shapes torn from grid paper.
Additional details |
|
| Year level(s) | Year 4 |
|---|---|
| Audience | Teacher |
| Purpose | Teaching resource, Student task |
| Format | Web page |
| Teaching strategies and pedagogical approaches | Mathematics investigation |
Curriculum alignment |
|
| Strand and focus | Measurement |
| Topics | Area, volume and surface area |
| AC: Mathematics (V9.0) content descriptions |
AC9M4M02
Recognise ways of measuring and approximating the perimeter and area of shapes and enclosed spaces, using appropriate formal and informal units |
| Numeracy progression |
Understanding units of measurement (P6)
|
Copyright details |
|
| Organisation | NRICH |
| Copyright | © Crown Copyright. Free-for-education material. |
Related resources
-
Sizing them up
Teachers notes with a worksheet that provides guidance on how students can investigate the area of irregular shapes using informal measurement.
Resource details -
Area and perimeter: Year 4 – planning tool
This planning resource for Year 4 is for the topic of Area and perimeter.
Resource details -
Area: counting squares and comparing
Refer to pages 5–10 of this guide for a sequence of steps for students to investigate area, applying their understanding to solve problems.
Resource details -
Surface area and volume
Students work through the problem to design an elephant enclosure. (Note: some of the measurements are given in imperial units and will need to be adjusted.)
Resource details