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The radii of the inner and outer circumferences of a circular -rinning -track are 63 m and 70 m respectively. Find: (i) The area of the track (ii) The difference between the lengths of the two circumference of the track |
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Answer» The radii of the inner and outer circumferences of a circular -rinning -track are 63 m and 70 m respectively. Find: (i) The area of the track (ii) The difference between the lengths of the two circumference of the track |
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