AracelysC7360 AracelysC7360

13-08-2017
Mathematics

contestada

What is the equation for how many hand shakes there will be if 20 people have to shake everyone's hand?

Respuesta :

shaniam05 shaniam05

17-08-2017

n=20xn=

hope I helped

Answer Link

Otras preguntas

Which type of eclipse makes the Sun appear in the form of a ring? A. total solar eclipse B. partial solar eclipse C. annular solar eclipse D. partial lu

hen a u.s. politician attempts to appeal to the widest number of voters, she or he probably appeals to concepts of shared a. nationality. b. chauvinism. c. ethn

the pattern of movement or cadence in your voice when you speak is which aspect of vocal delivery?

The ________ bias causes people to assume that everyone’s criteria will be just like theirs and that everyone will react to a decision just as they would.- Fund

Wave Rock is a granite outcropping in western Australia. The curved cliff has been weathered by water, which changed some of the minerals that make up the grani

John asks why the last step of Pólya's four-step problem solving process, looking back, is necessary since he has already given the answer. What can you tell hi

the standard height from the floor to the bull's-eye at which a standard dartboard is hung is 5 feet 8 inches. a standard dartboard is 18 inches in diameter. su

Question 16(Multiple Choice Worth 5 points) (03.04 MC)Use the maps below to answer the following question: A map of North America showing different cultural reg

suppose a sample of a radioactive substance weighs 32 mg. one year later, the sample weighs 25.5 mg. what is the half-life of this substance? (round your answer

A heart defect would be an example of a congenital disorder True False