radius
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A straight line from the center of a circle to the outer edge is called a radius.
That's called the radius.
The radius. The one that's twice as long as that diameter.
The diameter of a circle is a straight line drawn from edge to edge passing through the centre. Therefore, the centre of the circle is half the diameter: 5/2=2.5 metres.
the line from the centre to the edge of a circle is called?