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- 1. Multiple Choice
The term when you have more than one radius.

radii

circle

chord

semicircle

- 2. Multiple Choice
The set of all points in a plane that are given distance from a given point.

circumference

Circle

semi circle

tangent line

- 3. Multiple Choice
The line segment that has endpoints on a circle and passes through the center of the circle.

radius

minor arc

diameter

secant line

- 4. Multiple Choice
The distance around the circle.

congruent circles

semicircle

arc

circumference

- 5. Multiple Choice
An arc of a circle whose endpoints are the endpoints of a diameter.

semicircle

major arc

minor arc

circle

- 6. Multiple Choice
A continuous part of a circle between two points on the circle.

circle

arc

circumference

tangent line

- 7. Multiple Choice
An angle whose vertex is the center and whose sides are the radii of the circle.

radius

arc

central angle

secant line

- 8. Multiple Choice
A line segment whose endpoints are on a circle.

semicircle

concentric circles

chord

sector of a circle

- 9. Multiple Choice
An angle whose vertex is on the circle and whose sides are chords of the circle.

adjacent arcs

diameter

Inscribed angle

arc

- 10. Multiple Choice
Is the intersection of the tangent line and a point on the side of the circle.

arc

Point of tangency

secant line

radii

- 11. Multiple Choice
The given point from which all points on a circle are equidistant.

arc

radius

center or a circle

chord

- 12. Multiple Choice
A line that intersects a circle in exactly two points.

diameter

central angle

arc

secant line

- 13. Multiple Choice
Circles who's radii are congruent.

congruent circles

circumference

sector of a circle

major arc

- 14. Multiple Choice
Circles that lie in the same plane and have the same center.

arc

concentric circles

central angle

secant line

- 15. Multiple Choice
An arc that is larger than the semicircle.

semicircle

circle

major arc

adjacent arcs.

- 16. Multiple Choice
A region of a circle bounded by an arc of the circle and two radii to the arc's endpoints.

chord

second line

radii

sector of a circle

- 17. Multiple Choice
Arcs on the same circle that have exactly one point in common.

adjacent arcs

circle

point of tangency

minor arc

- 18. Multiple Choice
An arc that is smaller than a semicircle.

radii

minor arc

tangent line

central angle

- 19. Multiple Choice
A line that intersects a circle in exactly one point.

tangent line

arc

radius

diameter

- 20. Multiple Choice
A line segment that has one endpoint on a circle and the other endpoint at the center of the circle.

circle

central angle

radius

arc

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