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Mathematics
Mathematics
Problem
The area of a sector of a circle of radius
7
cm
7\,\text{cm}
7
cm
is
77
cm
2
77\,\text{cm}^2
77
cm
2
. Using
π
=
22
7
\pi = \frac{22}{7}
π
=
7
22
, calculate the length of the corresponding arc.
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