Seudónimo
Seudónimo
09-03-2018
Mathematics
contestada
please help me thank you.
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sqdancefan
sqdancefan
09-03-2018
The length of an arc (s) is given in terms of the circle radius (r) and the central angle (θ) by
.. s = rθ . . . . . . . . . . . θ in radians
Your arc length is
.. s = (5 m)*(2π/3)
.. = 10π/3
.. ≈ 10.47 m
The 3rd selection is appropriate.
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