2. where R is the radius of the circumcircle, and is the area of the triangle.
I used where and got the value for which doesn't have a square root. Now I'm stuck
Thanks
2. where R is the radius of the circumcircle, and is the area of the triangle.
I used where and got the value for which doesn't have a square root. Now I'm stuck
Thanks
1. Use the Sine Rule on the RHS, by writing
and write and in terms of and .
So:
Now use the fact that . Expand this, and then simplify the numerator. Can you finish this now?