1.

[-1०ले - hm Ffl .‘ 1946. 20 (११2:0:6 रण, ०: थ्ि&& BE 20om—C :

Answer»

Total Perimeter= Perimeter of ABCD- Perimeter of EFGH =2(15+20) -4(4) =2(35)-16 =70-16 =54



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