the length of a straight line passing through the center of a circle and connecting two points on the circumference

the length of a straight line passing through the center of a circle and connecting two points on the circumference

the length of a straight line passing through the center of a circle and connecting two points on the circumference

the length of a straight line passing through the center of a circle and connecting two points on the circumference

the length of a straight line passing through the center of a circle and connecting two points on the circumference

a law concerning the speed at which planets travel; a line connecting a planet to the sun will sweep out equal areas in equal times

an imaginary line connecting points on the Earth's surface where the magnetic declination is zero

a flight with an intermediate stop and a change of aircraft (possibly a change of airlines)

a flight with an intermediate stop and a change of aircraft (possibly a change of airlines)

a flight with an intermediate stop and a change of aircraft (possibly a change of airlines)