Saved Bookmarks
| 1. |
A: In a DeltaABC,(1-r_1/r_2)(1-r_1/r_2)=2 then the triangle is right angled. R: In a DeltaABC,r_1r_2+r_2r_3+r_3r_1=2r^2 |
|
Answer» A is TRUE, R is true and R is correct EXPLANATION of A |
|