Answer:
C = 60pi cm or approximately 188.4 cm
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi *r
C = 2* pi * 30
C = 60 pi
We can approximate pi by 3.14
C is approximately 60*3.14 or 188.4
Answer:
the answer
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Answer:
where's the number line??

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which is a disk of radius 1, hence with area
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Answer:
probably 2/4 try it I don't know