gabehenderson23 gabehenderson23
  • 08-05-2018
  • Mathematics
contestada

there are 5 people at a party. each person must shake hands once with every other person at the party. how many handshakes does it take to do this?

Respuesta :

djmegafreeze
djmegafreeze djmegafreeze
  • 08-05-2018
Here's why: 

Say the 5 people are A, B, C, D, E 

A shakes hands w/ B C D E 
B shakes w/ C D E 
C with D E 
D with E 

That's 10
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