# math

posted by
**wan**
.

12 people are playing in a tennis comprtition.Each person must play one game against each other person.how many games are played altogether ? is it 12^11 divided by 2 = 66 thanks

posted by
**wan**
.

12 people are playing in a tennis comprtition.Each person must play one game against each other person.how many games are played altogether ? is it 12^11 divided by 2 = 66 thanks