Browsing by NSW K-10 Maths for the AC

uses formulas to calculate the areas of quadrilaterals and circles, and converts between units of area

Resources on MathsFaculty

GeoGebra HowTo: Construct a Rhombus
GeoGebra, Tutorial | PDF
Perimeter and Area - diagram library
Image, Diagram Library | Image: PNG
The area of a triangle
Explanation | PDF