The Teachers' Study Room

Act 1

Watch the video:

What do you notice?
What do you wonder?


How many carpet squares would be needed to cover the whole room?
What is a number that you're sure is too small?
What is a number that you're sure is too big?

Act 2

Notice that the Teachers' Study Room's floor is not a rectangle. It's a kind of L shape:

It looks like, from the plan that this is its shape, measured in carpet tile lengths:

Show your thinking when you work out the number of carpet tiles to cover the room.

Act 3

Extra

Next door is the staff room:

 The staff room is an L shape too. Here are some of the walls measured in carpet tile lengths

Work out the number of carpet tiles that would be needed for this one if the floor was completely covered in tiles. Show your thinking.