Level 3
The diagram shows 3 squares, the length of which are 1 cm, 2 cm and 3 cm respectively. Each square is made up of small squares which has a length of 1 cm and alternate squares are coloured grey and white.
How many small grey squares are needed to create a square of side 11 cm?
Find the length of the side of a square if 196 small grey and white squares are used to create it.
Find the number of small white squares when a square of side 18 cm is created?
Level 3
The diagram shows 3 squares, the length of which are 1 cm, 2 cm and 3 cm respectively. Each square is made up of small squares which has a length of 1 cm and alternate squares are coloured grey and white.
How many small grey squares are needed to create a square of side 11 cm?
Find the length of the side of a square if 196 small grey and white squares are used to create it.
Find the number of small white squares when a square of side 18 cm is created?