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1. In Fig. 6.17, (i) and (ii), DE Il BC. Find EC in (i) and AD in (ii).in (111.5 cm1 cm1.8 cm7.2 cm3 cm5.4 cm

Answer»

1) EC/AE = DB/AD => EC = 3*1/1.5 = 2cm

3) AD/DB = AE/EC => AD = 1.8*7.2/5.4 = 2.4cm



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