In a triangle `ABC`, if `a:b:C= 3:7:8`, then `R:r` is equal to

In a triangle ABC,r=

In a triangle A B C , if a : b : c=3:7:8,t h e n R : r is equal to a. 2:7 b. 7:2 c. 3:7 d. 7:3

In a triangle ' ABC,r_(-)1

Statement 1. In a triangle ABC, if a:b:c=4:5:6, then R:r=16:7 , Statement 2. In a triangle ABC, R:r=abc:4s (A) Both Statement 1 and Statement 2 are true and Statement 2 is the correct explanation of Statement 1 (B) Both Statement 1 and Statement 2 are true and Statement 2 is not the correct explanatioin of Statement 1 (C) Statement 1 is true but Statement 2 is false. (D) Statement 1 is false but Stastement 2 is true

In triangle ABC, if r_(1) = 2r_(2) = 3r_(3) , then a : b is equal to

In triangle ABC, if r_(1)=2r_(2)=3r_(2), then a:b is equal to (5)/(4) (b) (4)/(5)(c)(7)/(4)(d)(4)/(7)

In triangle ABC, if a=13,b=14,c=15 then r_(1)=

In a triangle ABC if r=3,R=6,r_(1)=9 then A=