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Question
Measure the side of the red square on the dotted sheet. Draw here as many rectangles as possible using 12 such squares.
How many rectangles could you make?
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Solution
The side of the square is 1 centimetre.
The following figure shows the possible rectangles using 12 such squares.
There are 7 rectangles.
- 2 rectangles are of size 1 × 12 centimetres.
- 1 rectangle is of size 2 × 6 centimetres.
- 4 rectangles are of size 3 × 4 centimetre
Hence, number of rectangles
= 2 + 1 + 4
= 7
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