Question

define the following
1 circle
2 chord
3 radius​

Answer 1

u iwll get answer

1 . its 3d or 2d

2. used in cirlces

Answer 2

Answer:

circle is a special kind of ellipse in which the eccentricity is zero and the two foci are coincident

straight line joining two points on a circle

a line segment extending from the center of a circle or sphere to the circumference or bounding surface