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प्रश्न
A square carrom board has a perimeter of 320 cm. How much is its area?
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उत्तर
Given perimeter of carrom board is = 320 cm
We know, the perimeter of a square = 4 × Side
Side = perimeter/4
Side = 320/4
= 80 cm
We know that area of square = side x side
= 80 x 80
= 6400 square cm
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