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Find the perimeter of a rectanglea) a rectangle of length 39 cms and breadth 25 cmsb) a square of side 15cmsc) an equilateral triangle of side 12cms |
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Answer» Answer:a)PERIMETER- 2×(l+b) - 2×(39+25) -2×(64) =12 B)-s×s - 14×14 -196 12 + 12+ 12 =36 |
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