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प्रश्न
Sanju completes 12 rounds around a square park every day. If one side of the park is 120 m, find out in kilometres and metres the distance that Sanju covers daily.
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उत्तर
The perimeter of a square
= 4 x length of one side
= 4 x 120
= 480 m
So, in one round the distance can be covered is 480 m; hence, in 12 rounds the distance can be covered is,
= 480 x 12 = 5760 m
= 5000 m + 760 m
∴ Sanju covers 5 kilometres and 760 metres daily.
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