hankinsalissa1990 hankinsalissa1990

21-02-2017
Mathematics

Answered

Suppose the radius of a circle is 1. What is its circumference?

Either enter an exact answer in terms of pi or use 3.14 for pi and enter your answer as a decimal.

Verified Answer :

Anonymous Anonymous

21-02-2017

C = 2 x 3.14 x 1 (use pi as 3.14)
C = 6.28

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Anonymous Anonymous

21-02-2017

The radius x2 is the diameter. The Diameter x \(\pi\) is the Circumference.
So Lets work it out.
the Radius is 1.
1x2=2 right?
So 2xpi
Use pi as 3.14
3.14x2
3.14x2=6.28.
So the Circumference is 6.28.
ANS:6.28

Answer Link

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