Parts of a Circle

1. It is an arc with a measure equal to one-half the circumference of a circle.

• A. semicircle

• B. minor arc

• C. major arc

2. Is an angle whose vertex lies on a circle and its two sides are chords of a circle.

• A. inscribed angle

• B. central angle

3. A circle is a closed curve, all points of which are equidistant from a fixed point called the?

• A. center

• B. tangency

4. A line that passes through exactly one point on the circle.

• A. secant

• A. secant

5. It is a chord which passes through the center of the circle.

• A. radius

• B. arc

• C. diameter

6. A line that is coplanar with the circle and intersects the circle in two distinct points.

• A. diameter

• B. tangent

• C. secant

7. Is an arc of a circle that is smaller than a semicircle.

• A. major arc

• B. minor arc

• C. diameter

8. A segment whose one point is in the center and the other endpoint is any point on the circle

• A. diameter

• B. chord

• C. radius

9. An angle formed by two rays whose vertex is the center of the circle.

• A. inscribed angle

• B. central angle

10. Is an arc of a circle that is larger than a semicircle.

• A. major arc

• B. minor arc

• C. circle