A chord is when two points in a circle are connected by segment. A diameter is a chord, but not a radius. The radius is not a complete segment in the circle
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When you draw a circle in math, and you draw a triangle inside of it, 2 of the lines should be the radius of the circle, and the third (bottom) line that is not the radius is the chord.
The apothem, for a circle, is the perpendicular distance from a chord to the centre of the circle.
5m, taking an online math test? Pathetic.
The longest chord of a circle is its diameter
No, but the diameter of a circle is its largest chord