Problema Solution
if the radius of a certain circle is tripled, with 8.2 units then added; the result is the Circumference of the circle. Find the radius of the circle.
Answer provided by our tutors
Let R represent the radius of the circle
C = 2*R*pi is the circumference of the circle
3R + 8.2 = C
3R + 8.2 = 2*R*pi
pi = 3.14
3R + 8.2 = 2*R*3.14
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R = 2.5 units
The radius of the circle is 2.5 units.