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In a circle with a radius of 26.9 m, an arc is intercepted by a central angle of 9π5 radians. What is the arc length? Use 3.14 for π and round your final answer to the nearest hundredth. Make sure to show
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Oct 7, 2019
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In a circle with a radius of 26.9 m, an arc is intercepted by a central angle of 9π5 radians.
What is the arc length?
Use 3.14 for π and round your final answer to the nearest hundredth.
Make sure to show your calculations.
Mathematics
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Kagawa
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152.04 is right i just took the test
your welcome ;)
Sabya
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Oct 8, 2019
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Sabya
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Step 1
find the length of a circumference
L=2*pi*r-------------> 2*pi*26.9=53.8*pi m
Step 2
find
the arc length
if 2*pi radians --------------> 53.8*pi m
(9/5)*pi radians------------> X
X=[(9/5)*pi*53.8*pi]/[2*pi]-------------> [9*53.8*pi]/[5*2]=152.04 m
the answer is 152.04 m
Huzaifa Saifuddin
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Oct 12, 2019
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Huzaifa Saifuddin
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