Question
Penelope painted a letter 'N' on a piece of rectangular cardboard that has a length of 12 cm. The ratio of the length to the breadth of the cardboard is 3 : 2. Both triangles were identical. What area of the cardboard was painted?
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Penelope painted a letter 'N' on a piece of rectangular cardboard that has a length of 12 cm. The ratio of the length to the breadth of the cardboard is 3 : 2. Both triangles were identical. What area of the cardboard was painted?