Answer:
a circle on the surface of a sphere which lies in a plane passing through the sphere's centre. As it represents the shortest distance between any two points on a sphere, a great circle of the earth is the preferred route taken by a ship or aircraft.
The answer is places and regions
Answer:
A regular decagon has 10 reflectional symmetries.
A regular decagon is a two-dimensional shape that has 10 sides of equal length
Answer:
(A) galaxies formed Sometime after the first five minutes
(B) antielectrons (positrons) as common as electrons Within the first five minutes
(C) photons of cosmic microwave background released Sometime after the first five minutes
(D) temperature fell to 10^15 K(E) strong force and electroweak force first became distinct Within the first five minutes
(F) carbon nuclei formed by fusion Sometime after the first five minutes
(G) inflation occurred Within the first five minutes
(H) star formed Sometime after the first five minutes