Math, asked by SaadSuliman, 1 year ago

at the end of a conference the 10 peoples present all shake hands with each other once how many hand shake will there be altoghter...? ​

Answers

Answered by rksatish321
4

Answer:

90

Step-by-step explanation:

one person shakes hand with other 9 and there were 10 peoples so 10×9=90

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