Finding area by decomposing and rearranging Image

Please note: This site contains links to websites not controlled by the Australian Government or ESA. More information here.

Go to website

Finding area by decomposing and rearranging

A lesson showing how to decompose shapes to find their areas.

Additional details

Year level(s) Year 6, Year 7
Audience Teacher
Purpose Teaching resource
Format Web page
Teaching strategies and pedagogical approaches Explicit teaching

Curriculum alignment

Strand and focus Measurement
Topics Length, Using units of measurement, Area, volume and surface area
AC: Mathematics (V9.0) content descriptions
AC9M6M02
Establish the formula for the area of a rectangle and use it to solve practical problems

AC9M7M01
Solve problems involving the area of triangles and parallelograms using established formulas and appropriate units

Numeracy progression Understanding geometric properties (P6)
Understanding units of measurement (P8, P9)

Copyright details

Organisation

Illustrative Mathematics

Copyright

© 2017-2019 by Open Up Resources. Creative Commons BY 4.0.