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OpenStudy (anonymous):
A circle has a radius of 5. What is the length of an arc that is subtended by a central angle of 55 degrees?
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OpenStudy (anonymous):
9.59444444
OpenStudy (anonymous):
How come?
OpenStudy (abb0t):
Arc length = \(\sf \color{}{\frac{angle ~subtended~at~ centre}{360} \times 2 \pi r}\)
OpenStudy (anonymous):
is 4.8 correct?
OpenStudy (anonymous):
55/360 * 2*3.142*5
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OpenStudy (the_fizicx99):
The answer is 4.7996554429844063365401496133437 .. rounding it would be what?
OpenStudy (ranga):
4.8 is correct.
OpenStudy (anonymous):
I am sorry...you are right...I divided by 180 and ended with wrong answer...
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