triangleABC, समबाहु त्रिभुज है जिसकी भुज...

`triangleABC`, समबाहु त्रिभुज है जिसकी भुजा 18 cm है। यदि BC पर बिंदु D इस प्रकार है कि BD =`1/3` BC, तो AD की लंबाई (cm में) ज्ञात करें।

A

`7sqrt(6)`

B

`6sqrt(3)`

C

`8sqrt(3)`

D

`6sqrt(7)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

D

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