Question 1098478
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The central angle is exactly 1 (one) radian,  or  {{{1/(2*pi)}}} of 360 degrees.


Since the condition order me to take {{{pi}}} = {{{22/7}}}, the central angle is


{{{360/(2*(22/7))}}} = {{{(360*7)/44}}} = 57 degrees (correct to nearest degree).
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