Investigate how this pattern of squares continues. You could
measure lengths, areas and angles.
A man paved a square courtyard and then decided that it was too
small. He took up the tiles, bought 100 more and used them to pave
another square courtyard. How many tiles did he use altogether?
Can you work out the area of the inner square and give an
explanation of how you did it?
A circle with the radius of 2.2 centimetres is drawn touching
the sides of a square. What area of the square is NOT covered by
Hint: The formula for the area of a circle is r 2 which means (about)
3.14 times the radius, times the radius. (See Kids Mag to find more
about the special number called pi or