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Mathematics
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Calculate the length of the arc bound by the given central angle?
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|dw:1395360052124:dw|
A. 10π B. 10π/3 C. 10π/6 D. 10π/9
What is the question ? You have to find what?
\[arc length = r*\Theta\]
Where theta is in radians. To convert degrees to radians, multiply by pi/180.
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1. convert 40 degrees to radians. 40 x pi/180 = 2pi/9 2. multiply by radius, 5. 2pi/9 x 5 = 10pi/9 3. select answer choice D
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