Question
The length of a rectangle is 10 cm and width is 7 cm. What will be the area of a rectangle formed by joining 12 such rectangles?
Answer: Option A
:
A
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:
A
Area of a rectangle = Length × Breadth
=10×7
=70 cm2
When we join several figures, the area of the figure formed is the sum of areas of the figures joined.
Hence, area of the larger rectangle
=12×70
=840 cm2
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