Question 770009

students--------central angle
45		56.84
25		31.58
60		75.79
50		63.16
60		75.79
45		56.84

Total
285		360

Calculation: {{{(45/285)*360=56.84}}}

repeat for all

Central Angle for 47%

47%== 0.47 *360 =169.2 degrees