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The side of an equilateral triangle drawn on a paper is 5 cm and when it is seen through a magnifier its side seems to be 10 cm. If the ratio of the perimeter of magnified to the original is xy, then find the value of x2−y2, [xy is a simple ratio].3 |
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Answer» The side of an equilateral triangle drawn on a paper is 5 cm and when it is seen through a magnifier its side seems to be 10 cm. If the ratio of the perimeter of magnified to the original is xy, then find the value of x2−y2, [xy is a simple ratio].
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