Answer:
A. KM
Step-by-step explanation:
A circle is named by its center. Circle K has its center at point K.
A radius is a line segment that extends from the center of the circle to a point on the circle. Point K must be one end of any radius.
Application
Segment KM is a radius.
Segments between points on the circle are chords. The other named segments in the answer choices are all chords of the circle.
