How to find the area of irregular shapes

In maths we have been learning how to find the area of irregular shapes. Here is a video on how I did it.

Practising putting a image/video on my blog

Today we are learning how to put a image on a blog post. 
Here is an image I drew using google draw. I couldn't do a stop-motion because I was away.  It is a drawing of Gangsta Granny.