Five people come to a party and shake hands with each other if each person shakes the hand of every other person how many handshakes occur

Question

Mathematics

Bethany Vance

24 April, 20:43

Five people come to a party and shake hands with each other if each person shakes the hand of every other person how many handshakes occur

+5

Answers (1)

Know the Answer?

Adison Rosario · Answer 1

Let's name each person as A, B, C, D, E

A-B

A-C

A-D

A-E

A does 4 handshakes

B-C

B-D

B-E

B does 3 handshakes

C-D

C-E

C does 2 handshakes

D-E

D does 1 handshake

In total = 4+3+2+1

= 10 handshakes