Find the radius of the circle circumscribing a triangle with sides \(5,5,6\).
3 years, 8 months ago
I believe the radius of the circumscribed circle is 3.125 units. Is this correct?
Extension: The radius of in the inscribed circle is 1.5 units.
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R=abc/4.area ,therefore,25/2=12.5 units.
Check your reasoning.
First using the cosine rule and then the extended sine rule I also got 12.5 units