Brianna S.
asked • 04/16/21Use the circle to answer the questions.
The diameter is 3.15.410.816.2 cm.
The circumference in terms of 
is 5.43.1410.816.2
cm.
Using 3.14 for 
, the approximate circumference of the circle is 10.816.932.433.9 cm.
Joseph G. answered • 04/17/21
Math/Science Teacher with B.A. in Chemistry
The circumference is the diameter times pi and the diameter is 2 times the radius.
C is circumference, r is radius, pi is 3.14
Plug the given value for radius into this equation:
C = 2 x r x pi
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