The diametre of Pluto is 2,320km
Pluto only has one moon and i don't think it is even a moon its a dwarf planet along with Pluto
diametre of circle
the diametre of mars is 6787km
The average diametre of the planet Mars is approximately 6,786km.
Diametre is, since diametre = 2*radius
pi * diameter
About 12104 Km.
It is 25cm