MrNoRange MrNoRange
  • 16-08-2016
  • Mathematics
contestada

7 people shake hands. Give a formula to represent the number of handshakes if n is the number of people

Respuesta :

kenken10 kenken10
  • 16-08-2016
the answer is n=7................
Answer Link

Otras preguntas

in the class of 40 students,18 passed mathematics,19 passed account,16 passed economics,5 passed mathematics and accounts only ,2 passed accounts and economics
−4 − 6 + 2 + 5 + 8 − 3 (8 − 6 − 3) − (−6 − 2 − 5) (9 − 4)(−6 − 3) pls help me
A wheelchair ramp is 4.2 meters long. it rises up 7.0 meters. what is the angle of elevation to the nearest tenth of a degree?
Four and five pls ????
Solve for x(in picture).
Question 1 (1 mark)Learning goal 1: Which of these statements about matter arecorrect?'Matter includes substances that take up space and havemass-Organisms need
PLZZZZZZZZ HELP ME I WILL GIVE BRAINLIEST TO THE FASTEST AND MOST ACCURATE
According to cell theory_______.All cells have a nucleusall cells reproduce by mitosisall cells are differentiated all living organisms are composed of cells​
Which of the following are characteristics of the graph of the quadratic parent function?
Ron made a mistake casting a spell, and 25 frogs start to appear each second in the classroom. After 10 seconds, Hermione cast another spell, and 35 frogs start