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victus00 [196]
3 years ago
14

NEED HELP ASAP PLEASE

Mathematics
1 answer:
Eddi Din [679]3 years ago
6 0
Im 100% sure it's that one

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Eight members of a chess club are having a tournament. In the first round every player will play a chess game against every othe
monitta
Same as handshake problem.
Each of n persons plays against n-1 persons for a total of n(n-1)/2 games.
The division by 2 is necessary to avoid double counting the game A vs B and B vs A.

For n=8, then number of games played in the first round is 8(8-1)/2=28 games.

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Step-by-step explanation:

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3 years ago
A village P is 10km from a lorry station,Q on a bearing 065°.another village R is 8km from Q on a bearing 155°.calculate;1.the d
igor_vitrenko [27]

Answer:

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find the difference between the two angles first:

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