In a A B C , if /A=/B=1/2(sin^(-1)((sqr...

In a ` A B C ,` if `/_A=/_B=1/2(sin^(-1)((sqrt(6)+1)/(2sqrt(3)))+sin^(-1)1/(sqrt(3)))` and `c=2. 3^(3/4)` , then area of ` A B C=9` square units area of ` A B C=6` square units `r=2R` (d) `R=2r`

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