There are 20 people in a room. If every person shakes hands with every other person, how many handshakes will there be altogethe
r?
Number of handshakes=?
1 answer:
Answer:400
Step-by-step explanation: if everyone hand shakes every other person the answer will be 400, because 20 times 20 is 400
hope I helped.
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point slope form
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