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ABC is a right angled triangle. /BAC = 9...

`ABC `is a right angled triangle. `/_BAC = 90^@` and `/_ACB=60^@`. What is the ratio of the circum radius of the triangle to the side AB ?

A

`1:2`

B

`1 : 13 `

C

`2 : 13 `

D

`2:3 `

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Verified by Experts

The correct Answer is:
B
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