1.

If R is the radius of the circumcircle of the \[\Delta ABC\]and \[\Delta \]is its area, then [Karnataka CET 2000]

A. \[R=\frac{a+b+c}{\Delta }\]
B. \[R=\frac{a+b+c}{4\Delta }\]
C. \[R=\frac{abc}{4\Delta }\]
D. \[R=\frac{abc}{\Delta }\]
Answer» D. \[R=\frac{abc}{\Delta }\]


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