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  • JBM
  • Ambitious
2015-11-28T20:02:52+05:30

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Perimeter=52
sum of length of parallel sides=perimeter-sum of non-parallel sides
                                                =52-20
                                                =32
area of trapezium =1/2 *distance between parallel sides *sum of parallel sides
                              =1/2*8*32
                              =4*32
                              =128
area of trapezium=128 square cm
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