1.

The central angle for the sector on Paper-Cost is

A. <table><tr><td rowspan="2"> 22 </td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> 1</center></td><td rowspan=""> </td></tr><td align="center">2 </td></table>
B. 16
C. 54.8
D. 36
Answer» E.


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