anthonyblakely9 anthonyblakely9

08-03-2016
Mathematics

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Use the above figure to answer the question. How long is arc ACB if the radius of the circle is 6? Round your answer to two decimal places.

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Аноним Аноним

22-03-2016

After a thorough research, there exists the same question that has the following choices.

A. 6.29
B. 12.57
C. 18.86
D. 25.13

The correct answer is letter B 12. 57
First, we need to get the circumference
C = 2*pi*r
C = 12 pi
360/ 60+60 = 360/120 = 3
12 pi / 3 = 4 pi = 4 x 3.1415 = 12.57

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