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प्रश्न
Find the square of the following number by visual method:
702
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उत्तर
We have:
702 = 700 + 2
Let us draw a square having side 702 units. Let us split it into 700 units and 2 units.
The sum of the areas of these four parts is the square of 702. Thus, the square of 702 is 492804.
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