Question

define the following term diameter and chord
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Answer 1

1. The radius of a circle is any line segment connecting the centre of the circle to any point on the circle.

2. The chord of a circle is a line segment joining any two points on the circle.

3. The chord of a circle which passes through the centre of the circle is called the diameter of the circle. The diameter of a circle is the distance across a circle. The diameter is also the longest chord of a circle.

Formula for the diameter of Circle

Diameter of a circle d = 2r, where r is the radius of the circle.

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