Click on the links below for videos showing you how and why to use the formulas for different shapes

Rectangles and squares :

Finding the area of rectangles and squares 

Parallelograms:

Finding the area of parallelograms

Click below to download some activities for finding the area of parallelograms :

• area of a parallelogram 2

Triangles :

Finding the area of triangles part 1 

Finding the area of triangles part 2 

Click below to download some activities for finding the area of triangles :

•  area of triangles