akanksha21302 akanksha21302
  • 03-08-2017
  • Mathematics
contestada

A round-robin tournament has 66 pairings. How many teams are in the tournament?

Respuesta :

dpokharnaotzjgn
dpokharnaotzjgn dpokharnaotzjgn
  • 03-08-2017
11 teams because [tex]\frac{x(x+1)}{2}=66 [/tex] where we find x to be 11.
Answer Link
angelliu11
angelliu11 angelliu11
  • 03-08-2017
I got 11 teams.



I hope this helps.
Answer Link

Otras preguntas

Evaluate the following expression for a = 12 and b = 4 2a/2b
Why hippocampus is removed when a person has Alzheimer's?.
DE has endpoints D(–1, 0) and E(3, 2). If DE is dilated by a scale factor of 2 and the center of dilation is (0, 0), what are the coordinates of D' and E'?
Find the value of x. please help me!!!!!!!!
Which type of surface is best for absorbing sound waves? A) glass B) foam C) plastic D) rock
Help math math math ASAP ASAP
loot at the pic and show your work
Which of the following best describes a characteristic that differentiates Animalia and Plantae? Animalia are eukaryotes and Plantae are prokaryotes. Animalia h
Find the area. HELP PLEASE!!!!!​
I got more(science)please help I’m to lazy-