For full tracking and unlimited access to thousands of activities

I have had a great day today.

panda          panda

Today I saw twin pandas.  That bears repeating.

Also I found out I had a twin sister.  I am beside myself.


Oh come on, how else am I going to introduce the topic of congruency.


In maths we come across congruent triangles mainly, but sometimes other shapes.

A congruent shape is exactly the same shape and same size but it may have been rotated.

 When this happens it is useful to know the rules to identify if a shape is congruent.


                             congruence rule with right angled triangle 


As you can see the shapes are all the same size, but you need to be able to identify the corresponding sides and angles, which when the shapes have been rotated can be a little tricky.


Lets have a go

10 questions