deaign a tie

Make a tile that fits the following maths ideas.

• Alternate the small squares around the outside of the tile.
• Place the triangles and rectangle in the centre of the tile.

What is the perimeter of a small square?

20cm

What is the area of the yellow rectangle?

50

How many small squares do you need for the tile?

12

How many triangles are the same size as one rectangle?

2

How many small squares fit in side of the rectangle?

2