A chord is a line which connects two points which lie on a circle.
a chord
A chord. ■
A chord
a diameter
An isobar is a line connecting points of equal atmospheric pressure on a pressure map.
A chord is a line which connects two points which lie on a circle.
a line segment
A line connects two points. In your answer you would put a straight line on top of the answer.
a chord
A chord. ■
A chord is a line segment which connects any two points on a circle.
The geographical term is "contour line." A contour line connects points of equal elevation on a map, indicating areas of the same height above sea level.
An isobar is a line connecting two equal points of pressure.
It's called a chord.
A chord
a diameter