Math, asked by varunsharma1890, 1 year ago

Every body in a room shakes hands with everybody else. The total number of hand shakes is 66. The total number of persons in the room is

Answers

Answered by ashwinxbenoy

0

Answer:

the number of handshakes given must be wrong

Step-by-step explanation:

Answered by kanha11385

4

Answer:

answer is 12

Step-by-step explanation:

n(n+1)/2=66

n=12

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