Triangle ABC, a = 60 (degrees), a = 4√3. Find the radius of the circumscribed circle.

univerkov | December 7, 2020 | education

a / sinA = 2R (follows) (R = x (unknown))
4√3 / sin60 = 2X – we substitute the values into our formula and we can find x.
sin60 = √3 / 2
x = (4√3 * 2) / √3 = (8 * 3) / 2 = 24/3 = 8
x = 8
2R = x
R = x / 2
R = 8/2
R = 4
Answer: R = 4

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