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In DeltaABC, B - D - C and BD = 7, BC = ...

In `DeltaABC`, `B - D - C and BD = 7, BC = 20`, then
find following rations.
`(A(DeltaADC))/(A(DeltaABC))`

Text Solution

Verified by Experts

The correct Answer is:
` (13)/(20)`
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