The length and breadth of a rectangular object are 25.2 and 16.8 respectively and have been measured to an accuracy of 0.1cm. Find the %error in the area of the object.
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% error in area = % error in length + % error in width
= 0.1/25.2 * 100 + 0.1/16.8 * 100 = 0.99 %
= 0.1/25.2 * 100 + 0.1/16.8 * 100 = 0.99 %
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