ek plate 60×80cm ki hai esme 3 cm diameter ke 52 hole kiye gye bacha hua area malum karo?
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total area = 60×80=4800
area removed = 3×π52=3×52×22/7=490
area left=4800-490=4310
HOPE IT HELPS YOU
area removed = 3×π52=3×52×22/7=490
area left=4800-490=4310
HOPE IT HELPS YOU
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