diameter
An equator is a circle that divides the surface of an object into two equal halves. The term is usually used to explain the circle that divides a plane,t like the Earth, in to two hemispheres.
Every line bisector divides a line into two halves: by definition!
an equator
symmetry
The diameter of a circle divides it into two halves
diameter
That line is called a "Diameter".
great circle
A great circle
It is called a great circle. The equator is an example.
An equator is a circle that divides the surface of an object into two equal halves. The term is usually used to explain the circle that divides a plane,t like the Earth, in to two hemispheres.
equator
A cut through any great circle does.
prime merideane and equator The equator divides the earth into two equal halves.
The 2 halves in a circle are the 2 semi circles.
equator