a radius is a line segment that has one endpoint at the center of the circle and the other endpoint of the circle
A diameter is a chord that passes through the center of the circle
Congruent Circles- two circles with the same radius. Diameter – A segment that goes through the center of the circle, with both endpoints on the edge of the circle. Chord - A line segment that goes from one point to another on the circle's circumference. Tangent – a line that intersects a circle at only one point.
radius is the correcr answer
answer:__ RADIUS __A straight line extending from the center of a circle or sphere to the circumference or surface. The radius of a circle is half the diameter.