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In DeltaABC,r1r2sqrt[[(4R-r1-r2)/(r1+r2)...

In `DeltaABC,r_1r_2sqrt[[(4R-r_1-r_2)/(r_1+r_2)])`

A

`(r_2+r_3)sec^2""A/2`

B

`r_1r_2r_3`

C

`Delta`

D

s

Text Solution

Verified by Experts

The correct Answer is:
C
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