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प्रश्न
A square board has an area of 144 square units. How long is each side of the board?
विकल्प
11 units
12 units
13 units
14 units
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उत्तर
12 units
Explanation:
Given, area of square board = 144 sq units
∴ (Side)2 = 144 ...[∵ Area of square = (side)2]
⇒ (Side)2 = (12)2
⇒ Side = 12 units
Hence, the length of each side of the board is 12 units.
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