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OpenStudy (anonymous):
determine the number of diagnals in a regular 57-gon?
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OpenStudy (anonymous):
total points 57 for diagnal two points connects so 57C2 combination is for all possible two points, now remove 57 (sides not diagnals) from this value and u get ur result
OpenStudy (anonymous):
u getting?
OpenStudy (anonymous):
yes i got it
OpenStudy (anonymous):
thank you so so much
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