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Retired Moderator
Joined: 10 Apr 2015
Posts: 6218
Given Kudos: 136
If regular polygon P has between 50 and 60 possible diagonals, how man
[#permalink]
17 Aug 2022, 06:52
17 Aug 2022, 06:52
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Question Stats:
55% (02:03) correct
44% (01:41) wrong based on 9 sessions
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If regular polygon P has between 50 and 60 possible diagonals, how many sides does polygon P have?
A. 8
B. 9
C. 10
D. 11
E. 12
A. 8
B. 9
C. 10
D. 11
E. 12
Re: If regular polygon P has between 50 and 60 possible diagonals, how man
[#permalink]
17 Aug 2022, 11:39
17 Aug 2022, 11:39
1
GreenlightTestPrep
[url][/url]I selected E
I used this formula for # of diagonals--> n(n-3)/2
50<n(n-3)/2<60
[url][/url]I selected E
I used this formula for # of diagonals--> n(n-3)/2
50<n(n-3)/2<60
gmatclubot
Re: If regular polygon P has between 50 and 60 possible diagonals, how man [#permalink]
17 Aug 2022, 11:39
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