1.

I have not idea where to start here.

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

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- February 24th 2010, 07:20 PMarzeProve for trianlge ABC
1.

I have not idea where to start here.

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 - February 25th 2010, 01:44 AMGrandad