# Circle Terminology & Practice

Test your knowledge of chords, tangents, arcs, etc.

Changes are done, please start the quiz.

 1 Which figure shows a chord?
 A. B
 B. C
 C. A
 D. A and B
 E. A, B and C
 2 Which segment is tangent to the circle?
 A. 3
 B. 1 and 4
 C. 4
 D. 1,2, and 4
 3 Always, Sometimes, Never: A secant to the circle contains the diameter.
 A. Always
 B. Sometimes
 C. Never
 4 Always, Sometimes, Never: A tangent to a circle contains the diameter.
 A. Always
 B. Sometimes
 C. Never
 5 Always, Sometimes, Never: A chord in a circle contains a radius.
 A. Always
 B. Sometimes
 C. Never
 6 Always, Sometimes, Never: Two tangent segments to a circle are congruent.
 A. Always
 B. Sometimes
 C. Never
 7 Always, Sometimes, Never: Two concentric circles are similar.
 A. Always
 B. Sometimes
 C. Never
 8 Assume the segment that looks tangent is tangent. Find CB.
 A. 2
 B. 10
 C. 4
 9 Assume the segment that looks tangent is tangent. Find the radius of the circle.
 A. Cannot be determined with given information.
 B. 4
 C. 5
 10 Assume the segments that look tangent are tangent. Find m
 A. 30
 B. 55
 C. 25
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