Tell wheter the statement is TRUE or FALSE:

11. The vertex of the inscribed angle is the center of the circle.

12. Half of a diameter is a radius.

13. The center of a circle lies in the interior of the circle.

14. The measure of a major is less the measure of a semicircle.

15. A radius is a chord.

16. The longest chord of a circle is its diameter.

17. A chord is a secant.

18. A diameter is a chord

19. A line is a tangent of a circle if it intersects the circle at one point

20. The measure of a semicircle is 180°.​