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January 30, 2015

January 30, 2015

Posted by **Teresa Joseph** on Wednesday, April 22, 2009 at 8:11pm.

How many teachers came to the costume party?

- 7th grade Math -
**PsyDAG**, Thursday, April 23, 2009 at 11:14amThe second teacher would have one handshake, the third, two, and so on. Continue on until you get a sum of 171.

I hope this helps. Thanks for asking.

- 7th grade Math -
**carlos**, Thursday, April 30, 2009 at 1:29pm1,333,456,676,766,600

- 7th grade Math -
**callie stenz**, Thursday, October 29, 2009 at 8:35pmThe awnser is 19. There were 19 teachers at the party.

- 7th grade Math -
**NA**, Monday, October 4, 2010 at 6:39pmI think it is 170 because the second person has the first handshake with the new teacher and its like one less.The answer is 170.

- 7th grade Math -
**anny**, Tuesday, October 18, 2011 at 5:23pmi dont get two methods too solve it

- 7th grade Math -
**Jessica**, Wednesday, June 18, 2014 at 3:16amI don't get methods too solve problem heeeeeeeeellllllllllllllllp pllllllllllllease

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