Circle Geometry Quiz

What is a chord in the context of a circle?

• A line that intersects the circle at exactly one point

• A segment whose endpoints lie on a circle

• The set of all points in a plane at a given distance from a given point in the plane

• A segment from a point on a circle or a sphere to the center

Which term describes a line that contains the center of a circle?

• Radius

• Chord

• Diameter

• Secant

What is the definition of a tangent to a circle?

• A line that intersects the circle at exactly one point

• A line that contains a chord

• A segment whose endpoints lie on a circle

• Circles that lie in the same plane that share the same center

What is a radius of a circle?

• A line that contains the center of a circle

• A segment from a point on a circle or a sphere to the center

• A line that intersects the circle at exactly one point

• Circles with the same radius

What are congruent circles?

• Circles that lie in the same plane that share the same center

• Circles with different radii

• Circles with the same radius

• A line that contains a chord

What defines concentric circles?

• Circles with the same radius

• Circles that intersect at two points

• Circles that lie in the same plane that share the same center

• A segment whose endpoints lie on a circle

What is the definition of an inscribed angle?

• Angle whose vertex is the center of a circle and whose sides contain radii of the circle

• Angle whose vertex lies on a circle and whose sides contain chords of the circle

• Distance around a circle, that is, the perimeter of a circle

• An arc of a circle whose endpoints are the endpoints of a diameter

What does the central angle of a circle refer to?

• Angle whose vertex lies on a circle and whose sides contain chords of the circle

• Distance around a circle, that is, the perimeter of a circle

• Angle whose vertex is the center of a circle and whose sides contain radii of the circle

• An arc of a circle whose length is greater than the length of a semicircle of the circle

What is the circumference of a circle?

• A fractional distance of the circumference of a circle defined by the arc

• Two points on a circle and the continuous part of the circle between the two points

• Distance around a circle, that is, the perimeter of a circle

• An arc of a circle whose endpoints are the endpoints of a diameter

How is arc length defined?

• Distance around a circle, that is, the perimeter of a circle

• Two points on a circle and the continuous part of the circle between the two points

• A fractional distance of the circumference of a circle defined by the arc

• An arc of a circle whose endpoints are the endpoints of a diameter