define chord and radius
Answers
Chord
A chord of a circle is a straight line segment whose endpoints both lie on the circle. The infinite line extension of a chord is a secant line, or just secant. More generally, a chord is a line segment joining two points on any curve, for instance, an ellipse. ... The word chord is from the Latin chorda meaning bowstring.
Radius
In classical geometry, a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length. The name comes from the Latin radius, meaning ray but also the spoke of a chariot wheel
Answer:
Radius: The radius of a circle is any line segment connecting the centre of the circle to any point on the circle.
Explanation:
Cord: the cord of a circle which passes through the centre of the circle is called the diameter of the circle..
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