Question

2) Which statement about the radius of a circle is true?

A. The radius is the boundary of a
circle.

B. The radius is the distance around a portion of a circle's boundary.

C. The length of a radius is always the same for a given circle.

D. The radius is a line segment passing through a circle's center, with endpoints on the boundary.

Answer 1

C.

Explanation:

The boundary of a circle is the circle itself.

The radius of a circle is a segment from the center of the circle to any point of the circle.

In a circle, every radius has the same length.

Answer: C.