Which of the following is represented by ST?D.circumference
c radius
B center
A Diameter

Answer:
C. Radius
Explanation:
A segment which starts at the center of the circle and an end at a point on the circumference is called radius of the circle.
A circle is a curve sketched out by a point moving in a plane. In the given image ST represents the radius of the circle. Thus, the correct option is C.
A circle is a curve sketched out by a point moving in a plane so that its distance from a given point is constant; alternatively, it is the shape formed by all points in a plane that are at a set distance from a given point, the centre.
In the given image ST represents the radius of the circle.
Hence, the correct option is C.
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