16. What do you call a segment whose endpoints lie on the circle? *
Tangent
Secant
Chord
Radius
17. What is the other term for the distance around the edge of a circle? *
Circumference
Radius
Arc
Diameter
18. What is the sum of the measures of all non-overlapping central angles of a circle? *
45⁰
180⁰
360⁰
90⁰
19. It is a line that intersects the circle at exactly one point. *
Chord
Secant
Tangent
Diameter
20. It is a line that intersects the circle at two points. *
Secant
Diameter
Tangent
Chord
21. What is an angle whose vertex is the center of the circle? *
inscribed angle
central angle
obtuse angle
22. What is an angle whose vertex lies on a circle and its two sides are chords of a circle? *
central angle
right angle
obtuse angle
inscribed angle
23. Which of the following is NOT a true statement about circle? *
A diameter divides the circle into two equal parts.
A tangent of a circle intersects a radius.
A tangent passes through the center of a circle.
A secant contains a chord.
24. Which of the following is NOT true about circle? *
All radii of a circle are equal in measures.
A radius is a chord of a circle.
A circle has exactly one center.
A chord is not a diameter.
25. How many chords can be drawn with five points on a circle? *
3
2
6
10