elahrocks elahrocks

18-01-2019
Mathematics

contestada

There are 20 people in a room. If every person shakes hands with every other person, how many handshakes will there be altogether?

Number of handshakes=?

Respuesta :

hannahmyung1113 hannahmyung1113

18-01-2019

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.

Answer Link

Otras preguntas

how do you write 304 007,009 in standard form

What types of stimuli can cause the gates on ion channels to open or close?

i need help please anyone 10(x-2)+15=8x+7

After President Johnson adopted much of Lincoln's plan for Reconstruction, what are two additional things he did that upset Congress?

How were polytheism and ziggurats related in Sumerian civilization

Under the English Westminster model, the highest court of appeals is

what is the number written in standard form sixty-nine thousand,one hundred eight

find the value of the variable and YZ if Y is between X and Z XY=6b, YZ=8b, XZ=175

Which group in american society might have opposed progressive reform? Explain

Advantages corporations brought to the American consumer did not include: