DeltaABC में AD, angleA को समद्विभाजित (...

`DeltaABC` में AD, `angleA` को समद्विभाजित (bisects) करता है और BC को D पर काटता है। यदि BC = a, AC = b और AB = c है, तो BD = ?

A

`(ab)/(b+c)`

B

`(bc)/(c+a)`

C

`(ca)/(a+b)`

D

`(ac)/(b+c)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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