if AD = 2.6 cm DB = 6.5 cm and AE = 3 cm find EC
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AD=2.6cm
DB=6.5cm
AE=3cm
given ;
DE|| BC
as. per problem,
AD/DB= AE/EC
2.6/6.5=3/EC
2.6/EC=3/6.5
2.6/EC= 19.5
EC= 19.5/2.6
EC= 7.5 cm
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