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Given that ab =6 bd =2.4 and bc =10 , what is DE

Given that ab =6 bd =2.4 and bc =10 , what is DE-example-1
User Herminio
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AD = 6 - 2.4 = 3.6

AD/DE = AB/BC
3.6/DE = 6/10

DE = 3.6 x 10 / 6 = 36/6 = 6

answer
C. 6


User Nickpellant
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