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Question
In ΔABC, point D divides AB in the ratio 5:7, Find: `"AD"/"AB"`
Sum
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Solution
Considering DE || BC
`"AD"/"DB" = (5)/(7)`
∵ AB = AD + DB
⇒ AB
= 5 + 7
= 12
∴ `"AD"/"AB" = (5)/(12)`.
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