Answer:C=2πr=2·π·2≈12.56637in
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
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The answer is b becuase my sister had that homework
Answer:
14
Step-by-step explanation: hope this helps :)
Answer:
see explanation
Step-by-step explanation:
The circumference (C) of a circle is calculated as
C = πd ( d is the diameter )
(4)
Here d = 18, thus
C = 18π in
(5)
Here C = 50π, thus
πd = 50π ( divide both sides by π )
d = 50 in
The radius r is one half of the diameter , thus
r = 50 ÷ 2 = 25 in