Mathematics, 31.07.2019 13:30 bryanmcmillianjr
4points: a, b,c and d are marked in order on a line such that ab: ac = 3: 7 and bd: cd= 9: 2. if cd is 100cm long, find the length of ab.
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4points: a, b,c and d are marked in order on a line such that ab: ac = 3: 7 and bd: cd= 9: 2. if cd...
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